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`	3,093,269	3093269	100.0%
`birth_date`	73,312	73312	2.4%
`birth_year`	152,328	152328	4.9%
`certifications`	268,129	268129	8.7%
`certifications.end_date`	216,518	216518	7.0%
`certifications.name`	268,129	268129	8.7%
`certifications.organization`	265,598	265598	8.6%
`certifications.start_date`	241,203	241203	7.8%
`countries`	1,820,487	1820487	58.9%
`education`	657,413	657413	21.3%
`education.degrees`	503,744	503744	16.3%
`education.end_date`	607,156	607156	19.6%
`education.gpa`	41,812	41812	1.4%
`education.majors`	537,919	537919	17.4%
`education.minors`	8,605	8605	0.3%
`education.raw`	619,210	619210	20.0%
`education.school`	645,345	645345	20.9%
`education.school.domain`	604,508	604508	19.5%
`education.school.facebook_url`	516,130	516130	16.7%
`education.school.id`	609,233	609233	19.7%
`education.school.linkedin_id`	525,326	525326	17.0%
`education.school.linkedin_url`	608,185	608185	19.7%
`education.school.location`	598,317	598317	19.3%
`education.school.location.continent`	598,317	598317	19.3%
`education.school.location.country`	598,317	598317	19.3%
`education.school.location.locality`	592,777	592777	19.2%
`education.school.location.name`	598,317	598317	19.3%
`education.school.location.region`	596,508	596508	19.3%
`education.school.name`	645,333	645333	20.9%
`education.school.raw`	636,782	636782	20.6%
`education.school.twitter_url`	499,893	499893	16.2%
`education.school.type`	635,686	635686	20.6%
`education.school.website`	604,508	604508	19.5%
`education.start_date`	593,663	593663	19.2%
`education.summary`	285,536	285536	9.2%
`emails`	2,055,270	2055270	66.4%
`emails.address`	2,055,270	2055270	66.4%
`emails.first_seen`	2,055,270	2055270	66.4%
`emails.last_seen`	2,055,270	2055270	66.4%
`emails.num_sources`	2,055,270	2055270	66.4%
`emails.type`	1,707,647	1707647	55.2%
`experience`	941,783	941783	30.4%
`experience.company`	937,948	937948	30.3%
`experience.company.facebook_url`	714,450	714450	23.1%
`experience.company.founded`	764,545	764545	24.7%
`experience.company.id`	789,862	789862	25.5%
`experience.company.industry`	786,542	786542	25.4%
`experience.company.linkedin_id`	789,862	789862	25.5%
`experience.company.linkedin_url`	789,862	789862	25.5%
`experience.company.location`	783,752	783752	25.3%
`experience.company.location.address_line_2`	355,783	355783	11.5%
`experience.company.location.continent`	783,087	783087	25.3%
`experience.company.location.country`	783,750	783750	25.3%
`experience.company.location.geo`	754,023	754023	24.4%
`experience.company.location.locality`	759,589	759589	24.6%
`experience.company.location.metro`	535,080	535080	17.3%
`experience.company.location.name`	783,752	783752	25.3%
`experience.company.location.postal_code`	689,819	689819	22.3%
`experience.company.location.region`	773,663	773663	25.0%
`experience.company.location.street_address`	737,332	737332	23.8%
`experience.company.name`	937,948	937948	30.3%
`experience.company.raw`	937,945	937945	30.3%
`experience.company.size`	789,862	789862	25.5%
`experience.company.ticker`	357,376	357376	11.6%
`experience.company.twitter_url`	724,365	724365	23.4%
`experience.company.type`	789,862	789862	25.5%
`experience.company.website`	779,700	779700	25.2%
`experience.end_date`	637,317	637317	20.6%
`experience.first_seen`	941,783	941783	30.4%
`experience.is_primary`	941,783	941783	30.4%
`experience.last_seen`	941,783	941783	30.4%
`experience.location_names`	601,611	601611	19.4%
`experience.num_sources`	941,783	941783	30.4%
`experience.start_date`	664,806	664806	21.5%
`experience.summary`	610,219	610219	19.7%
`experience.title`	706,057	706057	22.8%
`experience.title.class`	678,767	678767	21.9%
`experience.title.levels`	580,654	580654	18.8%
`experience.title.name`	706,057	706057	22.8%
`experience.title.raw`	706,057	706057	22.8%
`experience.title.role`	678,767	678767	21.9%
`experience.title.sub_role`	635,609	635609	20.5%
`facebook_friends`	76,687	76687	2.5%
`facebook_id`	276,314	276314	8.9%
`facebook_url`	432,209	432209	14.0%
`facebook_username`	432,209	432209	14.0%
`first_name`	3,093,269	3093269	100.0%
`first_seen`	3,093,269	3093269	100.0%
`full_name`	3,093,269	3093269	100.0%
`github_url`	3,093,269	3093269	100.0%
`github_username`	3,093,269	3093269	100.0%
`headline`	337,399	337399	10.9%
`id`	3,093,269	3093269	100.0%
`industry`	672,802	672802	21.8%
`inferred_salary`	533,506	533506	17.2%
`inferred_years_experience`	665,396	665396	21.5%
`interests`	327,112	327112	10.6%
`job_company_12mo_employee_growth_rate`	533,998	533998	17.3%
`job_company_employee_count`	536,704	536704	17.4%
`job_company_facebook_url`	346,388	346388	11.2%
`job_company_founded`	472,353	472353	15.3%
`job_company_id`	536,734	536734	17.4%
`job_company_industry`	532,015	532015	17.2%
`job_company_inferred_revenue`	536,704	536704	17.4%
`job_company_linkedin_id`	536,734	536734	17.4%
`job_company_linkedin_url`	536,734	536734	17.4%
`job_company_location_address_line_2`	78,225	78225	2.5%
`job_company_location_continent`	513,967	513967	16.6%
`job_company_location_country`	515,899	515899	16.7%
`job_company_location_geo`	464,110	464110	15.0%
`job_company_location_locality`	476,210	476210	15.4%
`job_company_location_metro`	274,078	274078	8.9%
`job_company_location_name`	515,906	515906	16.7%
`job_company_location_postal_code`	368,203	368203	11.9%
`job_company_location_region`	502,410	502410	16.2%
`job_company_location_street_address`	398,891	398891	12.9%
`job_company_name`	601,614	601614	19.4%
`job_company_size`	536,734	536734	17.4%
`job_company_ticker`	115,908	115908	3.7%
`job_company_total_funding_raised`	254,385	254385	8.2%
`job_company_twitter_url`	374,995	374995	12.1%
`job_company_type`	536,734	536734	17.4%
`job_company_website`	514,928	514928	16.6%
`job_history`	941,816	941816	30.4%
`job_history.company_id`	794,069	794069	25.7%
`job_history.company_name`	938,318	938318	30.3%
`job_history.first_seen`	941,816	941816	30.4%
`job_history.last_seen`	941,816	941816	30.4%
`job_history.num_sources`	941,816	941816	30.4%
`job_history.title`	706,112	706112	22.8%
`job_last_changed`	613,488	613488	19.8%
`job_last_verified`	613,488	613488	19.8%
`job_onet_broad_occupation`	367,498	367498	11.9%
`job_onet_code`	367,498	367498	11.9%
`job_onet_major_group`	367,498	367498	11.9%
`job_onet_minor_group`	367,498	367498	11.9%
`job_onet_specific_occupation`	367,498	367498	11.9%
`job_onet_specific_occupation_detail`	242,022	242022	7.8%
`job_start_date`	594,664	594664	19.2%
`job_summary`	238,601	238601	7.7%
`job_title`	612,746	612746	19.8%
`job_title_class`	508,611	508611	16.4%
`job_title_levels`	347,156	347156	11.2%
`job_title_role`	508,611	508611	16.4%
`job_title_sub_role`	363,611	363611	11.8%
`languages`	435,695	435695	14.1%
`languages.name`	435,695	435695	14.1%
`languages.proficiency`	111,753	111753	3.6%
`last_initial`	3,093,269	3093269	100.0%
`last_name`	3,092,072	3092072	100.0%
`linkedin_connections`	671,091	671091	21.7%
`linkedin_id`	668,879	668879	21.6%
`linkedin_url`	745,742	745742	24.1%
`linkedin_username`	745,742	745742	24.1%
`location_address_line_2`	39,269	39269	1.3%
`location_continent`	1,821,267	1821267	58.9%
`location_country`	1,820,381	1820381	58.8%
`location_geo`	1,396,834	1396834	45.2%
`location_last_updated`	644,435	644435	20.8%
`location_locality`	1,419,544	1419544	45.9%
`location_metro`	595,686	595686	19.3%
`location_name`	1,821,267	1821267	58.9%
`location_names`	1,419,544	1419544	45.9%
`location_postal_code`	189,109	189109	6.1%
`location_region`	1,551,879	1551879	50.2%
`location_street_address`	187,472	187472	6.1%
`middle_initial`	423,520	423520	13.7%
`middle_name`	313,905	313905	10.1%
`mobile_phone`	294,032	294032	9.5%
`name_aliases`	192,638	192638	6.2%
`num_records`	3,093,269	3093269	100.0%
`num_sources`	3,093,269	3093269	100.0%
`personal_emails`	1,565,432	1565432	50.6%
`phone_numbers`	396,558	396558	12.8%
`phones`	396,558	396558	12.8%
`phones.first_seen`	396,558	396558	12.8%
`phones.last_seen`	396,558	396558	12.8%
`phones.num_sources`	396,558	396558	12.8%
`phones.number`	396,558	396558	12.8%
`possible_birth_dates`	81,801	81801	2.6%
`possible_emails`	486,657	486657	15.7%
`possible_emails.address`	486,657	486657	15.7%
`possible_emails.first_seen`	486,657	486657	15.7%
`possible_emails.last_seen`	486,657	486657	15.7%
`possible_emails.num_sources`	486,657	486657	15.7%
`possible_emails.type`	369,790	369790	12.0%
`possible_location_names`	677,168	677168	21.9%
`possible_phones`	124,981	124981	4.0%
`possible_phones.first_seen`	124,981	124981	4.0%
`possible_phones.last_seen`	124,981	124981	4.0%
`possible_phones.num_sources`	124,981	124981	4.0%
`possible_phones.number`	124,981	124981	4.0%
`possible_profiles`	592,465	592465	19.2%
`possible_profiles.first_seen`	592,465	592465	19.2%
`possible_profiles.id`	88,734	88734	2.9%
`possible_profiles.last_seen`	592,465	592465	19.2%
`possible_profiles.network`	592,465	592465	19.2%
`possible_profiles.num_sources`	592,465	592465	19.2%
`possible_profiles.url`	592,465	592465	19.2%
`possible_profiles.username`	582,707	582707	18.8%
`possible_street_addresses`	60,504	60504	2.0%
`possible_street_addresses.address_line_2`	16,319	16319	0.5%
`possible_street_addresses.continent`	60,504	60504	2.0%
`possible_street_addresses.country`	60,504	60504	2.0%
`possible_street_addresses.first_seen`	60,504	60504	2.0%
`possible_street_addresses.geo`	59,949	59949	1.9%
`possible_street_addresses.last_seen`	60,504	60504	2.0%
`possible_street_addresses.locality`	60,326	60326	2.0%
`possible_street_addresses.metro`	55,075	55075	1.8%
`possible_street_addresses.name`	60,504	60504	2.0%
`possible_street_addresses.num_sources`	60,504	60504	2.0%
`possible_street_addresses.postal_code`	60,128	60128	1.9%
`possible_street_addresses.region`	60,503	60503	2.0%
`possible_street_addresses.street_address`	60,504	60504	2.0%
`profiles`	3,093,269	3093269	100.0%
`profiles.first_seen`	3,093,269	3093269	100.0%
`profiles.id`	790,386	790386	25.6%
`profiles.last_seen`	3,093,269	3093269	100.0%
`profiles.network`	3,093,269	3093269	100.0%
`profiles.num_sources`	3,093,269	3093269	100.0%
`profiles.url`	3,093,269	3093269	100.0%
`profiles.username`	3,093,269	3093269	100.0%
`recommended_personal_email`	1,565,273	1565273	50.6%
`regions`	1,560,062	1560062	50.4%
`sex`	2,221,102	2221102	71.8%
`skills`	634,556	634556	20.5%
`street_addresses`	261,456	261456	8.5%
`street_addresses.address_line_2`	143,914	143914	4.7%
`street_addresses.continent`	261,456	261456	8.5%
`street_addresses.country`	261,456	261456	8.5%
`street_addresses.first_seen`	261,456	261456	8.5%
`street_addresses.geo`	250,370	250370	8.1%
`street_addresses.last_seen`	261,456	261456	8.5%
`street_addresses.locality`	252,469	252469	8.2%
`street_addresses.metro`	235,198	235198	7.6%
`street_addresses.name`	261,456	261456	8.5%
`street_addresses.num_sources`	261,456	261456	8.5%
`street_addresses.postal_code`	251,206	251206	8.1%
`street_addresses.region`	260,933	260933	8.4%
`street_addresses.street_address`	261,456	261456	8.5%
`summary`	482,610	482610	15.6%
`twitter_url`	506,677	506677	16.4%
`twitter_username`	506,677	506677	16.4%
`work_email`	295,002	295002	9.5%

Stats shown are accurate as of data version 30.0