Developer Stats

Description

The Developer Slice Dataset is a subset of our full Person Dataset and is composed of all the records containing a GitHub URL. The table below summarizes some key statistics and fill rates for fields within this dataset. Premium fields are not accessible by default.

Common Use Cases
Recruiting, Investment Sourcing

Field	Count	Numeric	Fill Percentage
`Total`	3,058,252	3058252	100.0%
`birth_date`	68,619	68619	2.2%
`birth_year`	141,137	141137	4.6%
`certifications`	269,118	269118	8.8%
`certifications.end_date`	222,763	222763	7.3%
`certifications.name`	269,118	269118	8.8%
`certifications.organization`	266,842	266842	8.7%
`certifications.start_date`	243,884	243884	8.0%
`countries`	1,804,666	1804666	59.0%
`education`	649,622	649622	21.2%
`education.degrees`	487,550	487550	15.9%
`education.end_date`	597,929	597929	19.6%
`education.gpa`	40,842	40842	1.3%
`education.majors`	526,193	526193	17.2%
`education.minors`	8,384	8384	0.3%
`education.raw`	618,768	618768	20.2%
`education.school`	649,144	649144	21.2%
`education.school.domain`	614,560	614560	20.1%
`education.school.facebook_url`	533,145	533145	17.4%
`education.school.id`	619,270	619270	20.2%
`education.school.linkedin_id`	619,270	619270	20.2%
`education.school.linkedin_url`	619,270	619270	20.2%
`education.school.location`	611,298	611298	20.0%
`education.school.location.continent`	611,298	611298	20.0%
`education.school.location.country`	611,298	611298	20.0%
`education.school.location.locality`	597,364	597364	19.5%
`education.school.location.name`	611,298	611298	20.0%
`education.school.location.region`	606,696	606696	19.8%
`education.school.name`	649,131	649131	21.2%
`education.school.raw`	646,412	646412	21.1%
`education.school.twitter_url`	517,888	517888	16.9%
`education.school.type`	631,060	631060	20.6%
`education.school.website`	614,560	614560	20.1%
`education.start_date`	584,535	584535	19.1%
`education.summary`	302,988	302988	9.9%
`emails`	2,022,234	2022234	66.1%
`emails.address`	2,022,234	2022234	66.1%
`emails.first_seen`	2,022,234	2022234	66.1%
`emails.last_seen`	2,022,234	2022234	66.1%
`emails.md5_hash`	2,022,234	2022234	66.1%
`emails.num_sources`	2,022,234	2022234	66.1%
`emails.sha_256_hash`	2,022,234	2022234	66.1%
`emails.type`	1,677,182	1677182	54.8%
`experience`	916,696	916696	30.0%
`experience.company`	912,147	912147	29.8%
`experience.company.facebook_url`	683,115	683115	22.3%
`experience.company.founded`	737,104	737104	24.1%
`experience.company.id`	767,920	767920	25.1%
`experience.company.industry`	761,593	761593	24.9%
`experience.company.industry_v2`	733,845	733845	24.0%
`experience.company.linkedin_id`	767,920	767920	25.1%
`experience.company.linkedin_url`	767,920	767920	25.1%
`experience.company.location`	759,707	759707	24.8%
`experience.company.location.address_line_2`	340,410	340410	11.1%
`experience.company.location.continent`	759,045	759045	24.8%
`experience.company.location.country`	759,707	759707	24.8%
`experience.company.location.geo`	745,136	745136	24.4%
`experience.company.location.locality`	748,290	748290	24.5%
`experience.company.location.metro`	518,079	518079	16.9%
`experience.company.location.name`	759,707	759707	24.8%
`experience.company.location.postal_code`	709,056	709056	23.2%
`experience.company.location.region`	751,258	751258	24.6%
`experience.company.location.street_address`	702,014	702014	23.0%
`experience.company.name`	912,144	912144	29.8%
`experience.company.raw`	912,145	912145	29.8%
`experience.company.size`	767,920	767920	25.1%
`experience.company.ticker`	348,626	348626	11.4%
`experience.company.twitter_url`	668,748	668748	21.9%
`experience.company.type`	767,920	767920	25.1%
`experience.company.website`	753,211	753211	24.6%
`experience.end_date`	612,302	612302	20.0%
`experience.first_seen`	916,696	916696	30.0%
`experience.is_primary`	916,696	916696	30.0%
`experience.last_seen`	916,696	916696	30.0%
`experience.location_names`	582,474	582474	19.0%
`experience.num_sources`	916,696	916696	30.0%
`experience.start_date`	641,364	641364	21.0%
`experience.summary`	595,716	595716	19.5%
`experience.title`	682,803	682803	22.3%
`experience.title.class`	661,545	661545	21.6%
`experience.title.levels`	563,575	563575	18.4%
`experience.title.name`	682,803	682803	22.3%
`experience.title.raw`	682,803	682803	22.3%
`experience.title.role`	661,545	661545	21.6%
`experience.title.sub_role`	628,230	628230	20.5%
`facebook_friends`	71,618	71618	2.3%
`facebook_id`	263,792	263792	8.6%
`facebook_url`	415,861	415861	13.6%
`facebook_username`	415,861	415861	13.6%
`first_name`	3,058,252	3058252	100.0%
`first_seen`	3,058,252	3058252	100.0%
`full_name`	3,058,252	3058252	100.0%
`github_url`	3,058,252	3058252	100.0%
`github_username`	3,058,252	3058252	100.0%
`headline`	537,412	537412	17.6%
`id`	3,058,252	3058252	100.0%
`industry`	650,999	650999	21.3%
`inferred_salary`	445,116	445116	14.6%
`inferred_years_experience`	640,546	640546	20.9%
`interests`	316,566	316566	10.4%
`job_company_12mo_employee_growth_rate`	449,538	449538	14.7%
`job_company_employee_count`	453,519	453519	14.8%
`job_company_facebook_url`	278,006	278006	9.1%
`job_company_founded`	392,030	392030	12.8%
`job_company_id`	453,540	453540	14.8%
`job_company_industry`	445,097	445097	14.6%
`job_company_industry_v2`	429,631	429631	14.0%
`job_company_inferred_revenue`	453,519	453519	14.8%
`job_company_linkedin_id`	453,540	453540	14.8%
`job_company_linkedin_url`	453,540	453540	14.8%
`job_company_location_address_line_2`	63,919	63919	2.1%
`job_company_location_continent`	428,964	428964	14.0%
`job_company_location_country`	430,514	430514	14.1%
`job_company_location_geo`	408,205	408205	13.3%
`job_company_location_locality`	413,009	413009	13.5%
`job_company_location_metro`	228,710	228710	7.5%
`job_company_location_name`	430,517	430517	14.1%
`job_company_location_postal_code`	326,793	326793	10.7%
`job_company_location_region`	420,881	420881	13.8%
`job_company_location_street_address`	312,817	312817	10.2%
`job_company_name`	512,071	512071	16.7%
`job_company_size`	453,540	453540	14.8%
`job_company_ticker`	95,727	95727	3.1%
`job_company_total_funding_raised`	208,904	208904	6.8%
`job_company_twitter_url`	256,547	256547	8.4%
`job_company_type`	453,540	453540	14.8%
`job_company_website`	431,459	431459	14.1%
`job_history`	916,960	916960	30.0%
`job_history.company_id`	773,846	773846	25.3%
`job_history.company_name`	913,505	913505	29.9%
`job_history.first_seen`	916,960	916960	30.0%
`job_history.last_seen`	916,960	916960	30.0%
`job_history.num_sources`	916,960	916960	30.0%
`job_history.title`	683,192	683192	22.3%
`job_last_changed`	522,753	522753	17.1%
`job_last_verified`	522,753	522753	17.1%
`job_onet_broad_occupation`	297,724	297724	9.7%
`job_onet_code`	297,724	297724	9.7%
`job_onet_major_group`	297,724	297724	9.7%
`job_onet_minor_group`	297,724	297724	9.7%
`job_onet_specific_occupation`	297,724	297724	9.7%
`job_onet_specific_occupation_detail`	196,279	196279	6.4%
`job_start_date`	503,896	503896	16.5%
`job_summary`	244,174	244174	8.0%
`job_title`	522,070	522070	17.1%
`job_title_class`	452,587	452587	14.8%
`job_title_levels`	299,102	299102	9.8%
`job_title_role`	452,587	452587	14.8%
`job_title_sub_role`	322,696	322696	10.6%
`languages`	426,990	426990	14.0%
`languages.name`	426,990	426990	14.0%
`languages.proficiency`	110,791	110791	3.6%
`last_initial`	3,058,252	3058252	100.0%
`last_name`	3,056,726	3056726	100.0%
`linkedin_connections`	658,727	658727	21.5%
`linkedin_id`	648,838	648838	21.2%
`linkedin_url`	716,323	716323	23.4%
`linkedin_username`	716,323	716323	23.4%
`location_address_line_2`	37,184	37184	1.2%
`location_continent`	1,805,368	1805368	59.0%
`location_country`	1,804,608	1804608	59.0%
`location_geo`	1,387,838	1387838	45.4%
`location_last_updated`	643,442	643442	21.0%
`location_locality`	1,400,334	1400334	45.8%
`location_metro`	562,418	562418	18.4%
`location_name`	1,805,368	1805368	59.0%
`location_names`	1,413,138	1413138	46.2%
`location_postal_code`	175,718	175718	5.7%
`location_region`	1,524,519	1524519	49.8%
`location_street_address`	176,425	176425	5.8%
`middle_initial`	416,021	416021	13.6%
`middle_name`	313,174	313174	10.2%
`mobile_phone`	277,932	277932	9.1%
`name_aliases`	198,278	198278	6.5%
`num_records`	3,058,252	3058252	100.0%
`num_sources`	3,058,252	3058252	100.0%
`personal_emails`	1,538,550	1538550	50.3%
`phone_numbers`	373,772	373772	12.2%
`phones`	373,772	373772	12.2%
`phones.first_seen`	373,772	373772	12.2%
`phones.last_seen`	373,772	373772	12.2%
`phones.num_sources`	373,772	373772	12.2%
`phones.number`	373,772	373772	12.2%
`possible_birth_dates`	78,106	78106	2.6%
`possible_emails`	470,360	470360	15.4%
`possible_emails.address`	470,360	470360	15.4%
`possible_emails.first_seen`	470,360	470360	15.4%
`possible_emails.last_seen`	470,360	470360	15.4%
`possible_emails.md5_hash`	470,360	470360	15.4%
`possible_emails.num_sources`	470,360	470360	15.4%
`possible_emails.sha_256_hash`	470,360	470360	15.4%
`possible_emails.type`	352,417	352417	11.5%
`possible_location_names`	664,294	664294	21.7%
`possible_phones`	116,319	116319	3.8%
`possible_phones.first_seen`	116,319	116319	3.8%
`possible_phones.last_seen`	116,319	116319	3.8%
`possible_phones.num_sources`	116,319	116319	3.8%
`possible_phones.number`	116,319	116319	3.8%
`possible_profiles`	575,214	575214	18.8%
`possible_profiles.first_seen`	575,214	575214	18.8%
`possible_profiles.id`	85,071	85071	2.8%
`possible_profiles.last_seen`	575,214	575214	18.8%
`possible_profiles.network`	575,214	575214	18.8%
`possible_profiles.num_sources`	575,214	575214	18.8%
`possible_profiles.url`	575,214	575214	18.8%
`possible_profiles.username`	565,740	565740	18.5%
`possible_street_addresses`	54,437	54437	1.8%
`possible_street_addresses.address_line_2`	14,349	14349	0.5%
`possible_street_addresses.continent`	54,437	54437	1.8%
`possible_street_addresses.country`	54,437	54437	1.8%
`possible_street_addresses.first_seen`	54,437	54437	1.8%
`possible_street_addresses.geo`	54,433	54433	1.8%
`possible_street_addresses.last_seen`	54,437	54437	1.8%
`possible_street_addresses.locality`	54,434	54434	1.8%
`possible_street_addresses.metro`	49,764	49764	1.6%
`possible_street_addresses.name`	54,437	54437	1.8%
`possible_street_addresses.num_sources`	54,437	54437	1.8%
`possible_street_addresses.postal_code`	54,126	54126	1.8%
`possible_street_addresses.region`	54,435	54435	1.8%
`possible_street_addresses.street_address`	54,437	54437	1.8%
`profiles`	3,058,252	3058252	100.0%
`profiles.first_seen`	3,058,252	3058252	100.0%
`profiles.id`	767,158	767158	25.1%
`profiles.last_seen`	3,058,252	3058252	100.0%
`profiles.network`	3,058,252	3058252	100.0%
`profiles.num_sources`	3,058,252	3058252	100.0%
`profiles.url`	3,058,252	3058252	100.0%
`profiles.username`	3,058,252	3058252	100.0%
`recommended_personal_email`	1,538,401	1538401	50.3%
`regions`	1,542,845	1542845	50.4%
`sex`	2,189,997	2189997	71.6%
`skills`	612,799	612799	20.0%
`street_addresses`	252,230	252230	8.2%
`street_addresses.address_line_2`	133,768	133768	4.4%
`street_addresses.continent`	252,230	252230	8.2%
`street_addresses.country`	252,230	252230	8.2%
`street_addresses.first_seen`	252,230	252230	8.2%
`street_addresses.geo`	244,597	244597	8.0%
`street_addresses.last_seen`	252,230	252230	8.2%
`street_addresses.locality`	245,646	245646	8.0%
`street_addresses.metro`	222,571	222571	7.3%
`street_addresses.name`	252,230	252230	8.2%
`street_addresses.num_sources`	252,230	252230	8.2%
`street_addresses.postal_code`	233,564	233564	7.6%
`street_addresses.region`	245,973	245973	8.0%
`street_addresses.street_address`	252,230	252230	8.2%
`summary`	510,777	510777	16.7%
`twitter_url`	490,446	490446	16.0%
`twitter_username`	490,446	490446	16.0%
`work_email`	225,016	225016	7.4%

Stats shown are accurate as of data version 33.1