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`	3,059,062	3059062	100.0%
`birth_date`	68,773	68773	2.2%
`birth_year`	141,420	141420	4.6%
`certifications`	267,623	267623	8.7%
`certifications.end_date`	222,094	222094	7.3%
`certifications.name`	267,623	267623	8.7%
`certifications.organization`	265,416	265416	8.7%
`certifications.start_date`	242,756	242756	7.9%
`countries`	1,805,329	1805329	59.0%
`education`	649,986	649986	21.2%
`education.degrees`	487,126	487126	15.9%
`education.end_date`	598,250	598250	19.6%
`education.gpa`	40,871	40871	1.3%
`education.majors`	521,355	521355	17.0%
`education.minors`	8,382	8382	0.3%
`education.raw`	607,241	607241	19.9%
`education.school`	649,533	649533	21.2%
`education.school.domain`	614,832	614832	20.1%
`education.school.facebook_url`	533,330	533330	17.4%
`education.school.id`	619,559	619559	20.3%
`education.school.linkedin_id`	619,559	619559	20.3%
`education.school.linkedin_url`	619,559	619559	20.3%
`education.school.location`	611,568	611568	20.0%
`education.school.location.continent`	611,568	611568	20.0%
`education.school.location.country`	611,568	611568	20.0%
`education.school.location.locality`	597,412	597412	19.5%
`education.school.location.name`	611,568	611568	20.0%
`education.school.location.region`	606,889	606889	19.8%
`education.school.name`	649,518	649518	21.2%
`education.school.raw`	646,212	646212	21.1%
`education.school.twitter_url`	518,082	518082	16.9%
`education.school.type`	631,388	631388	20.6%
`education.school.website`	614,832	614832	20.1%
`education.start_date`	584,875	584875	19.1%
`education.summary`	284,526	284526	9.3%
`emails`	2,023,012	2023012	66.1%
`emails.address`	2,023,012	2023012	66.1%
`emails.first_seen`	2,023,012	2023012	66.1%
`emails.last_seen`	2,023,012	2023012	66.1%
`emails.md5_hash`	2,023,012	2023012	66.1%
`emails.num_sources`	2,023,012	2023012	66.1%
`emails.sha_256_hash`	2,023,012	2023012	66.1%
`emails.type`	1,677,942	1677942	54.9%
`experience`	917,415	917415	30.0%
`experience.company`	913,618	913618	29.9%
`experience.company.facebook_url`	685,169	685169	22.4%
`experience.company.founded`	739,373	739373	24.2%
`experience.company.id`	769,906	769906	25.2%
`experience.company.industry`	763,367	763367	25.0%
`experience.company.linkedin_id`	769,906	769906	25.2%
`experience.company.linkedin_url`	769,906	769906	25.2%
`experience.company.location`	761,771	761771	24.9%
`experience.company.location.address_line_2`	336,049	336049	11.0%
`experience.company.location.continent`	761,130	761130	24.9%
`experience.company.location.country`	761,771	761771	24.9%
`experience.company.location.geo`	747,429	747429	24.4%
`experience.company.location.locality`	750,459	750459	24.5%
`experience.company.location.metro`	517,077	517077	16.9%
`experience.company.location.name`	761,771	761771	24.9%
`experience.company.location.postal_code`	712,498	712498	23.3%
`experience.company.location.region`	753,342	753342	24.6%
`experience.company.location.street_address`	703,473	703473	23.0%
`experience.company.name`	913,616	913616	29.9%
`experience.company.raw`	913,616	913616	29.9%
`experience.company.size`	769,906	769906	25.2%
`experience.company.ticker`	346,815	346815	11.3%
`experience.company.twitter_url`	670,832	670832	21.9%
`experience.company.type`	769,906	769906	25.2%
`experience.company.website`	755,346	755346	24.7%
`experience.end_date`	616,522	616522	20.2%
`experience.first_seen`	917,415	917415	30.0%
`experience.is_primary`	917,415	917415	30.0%
`experience.last_seen`	917,415	917415	30.0%
`experience.location_names`	587,363	587363	19.2%
`experience.num_sources`	917,415	917415	30.0%
`experience.start_date`	643,123	643123	21.0%
`experience.summary`	598,288	598288	19.6%
`experience.title`	683,565	683565	22.3%
`experience.title.class`	657,709	657709	21.5%
`experience.title.levels`	562,416	562416	18.4%
`experience.title.name`	683,565	683565	22.3%
`experience.title.raw`	683,565	683565	22.3%
`experience.title.role`	657,709	657709	21.5%
`experience.title.sub_role`	626,585	626585	20.5%
`facebook_friends`	71,734	71734	2.3%
`facebook_id`	264,086	264086	8.6%
`facebook_url`	416,243	416243	13.6%
`facebook_username`	416,243	416243	13.6%
`first_name`	3,059,062	3059062	100.0%
`first_seen`	3,059,062	3059062	100.0%
`full_name`	3,059,062	3059062	100.0%
`github_url`	3,059,062	3059062	100.0%
`github_username`	3,059,062	3059062	100.0%
`headline`	416,528	416528	13.6%
`id`	3,059,062	3059062	100.0%
`industry`	651,450	651450	21.3%
`inferred_salary`	509,498	509498	16.7%
`inferred_years_experience`	642,388	642388	21.0%
`interests`	317,056	317056	10.4%
`job_company_12mo_employee_growth_rate`	512,399	512399	16.8%
`job_company_employee_count`	517,931	517931	16.9%
`job_company_facebook_url`	319,442	319442	10.4%
`job_company_founded`	448,663	448663	14.7%
`job_company_id`	517,956	517956	16.9%
`job_company_industry`	499,998	499998	16.3%
`job_company_inferred_revenue`	517,931	517931	16.9%
`job_company_linkedin_id`	517,956	517956	16.9%
`job_company_linkedin_url`	517,956	517956	16.9%
`job_company_location_address_line_2`	72,210	72210	2.4%
`job_company_location_continent`	490,199	490199	16.0%
`job_company_location_country`	491,978	491978	16.1%
`job_company_location_geo`	466,983	466983	15.3%
`job_company_location_locality`	472,424	472424	15.4%
`job_company_location_metro`	260,883	260883	8.5%
`job_company_location_name`	491,982	491982	16.1%
`job_company_location_postal_code`	373,793	373793	12.2%
`job_company_location_region`	481,370	481370	15.7%
`job_company_location_street_address`	358,210	358210	11.7%
`job_company_name`	575,432	575432	18.8%
`job_company_size`	517,956	517956	16.9%
`job_company_ticker`	112,429	112429	3.7%
`job_company_total_funding_raised`	241,591	241591	7.9%
`job_company_twitter_url`	296,101	296101	9.7%
`job_company_type`	517,956	517956	16.9%
`job_company_website`	492,955	492955	16.1%
`job_history`	917,457	917457	30.0%
`job_history.company_id`	774,056	774056	25.3%
`job_history.company_name`	914,003	914003	29.9%
`job_history.first_seen`	917,457	917457	30.0%
`job_history.last_seen`	917,457	917457	30.0%
`job_history.num_sources`	917,457	917457	30.0%
`job_history.title`	683,627	683627	22.3%
`job_last_changed`	587,248	587248	19.2%
`job_last_verified`	587,248	587248	19.2%
`job_onet_broad_occupation`	344,945	344945	11.3%
`job_onet_code`	344,945	344945	11.3%
`job_onet_major_group`	344,945	344945	11.3%
`job_onet_minor_group`	344,945	344945	11.3%
`job_onet_specific_occupation`	344,945	344945	11.3%
`job_onet_specific_occupation_detail`	228,475	228475	7.5%
`job_start_date`	570,015	570015	18.6%
`job_summary`	273,289	273289	8.9%
`job_title`	586,574	586574	19.2%
`job_title_class`	491,449	491449	16.1%
`job_title_levels`	331,133	331133	10.8%
`job_title_role`	491,449	491449	16.1%
`job_title_sub_role`	356,287	356287	11.6%
`languages`	427,274	427274	14.0%
`languages.name`	427,274	427274	14.0%
`languages.proficiency`	110,485	110485	3.6%
`last_initial`	3,059,062	3059062	100.0%
`last_name`	3,057,625	3057625	100.0%
`linkedin_connections`	658,259	658259	21.5%
`linkedin_id`	648,671	648671	21.2%
`linkedin_url`	716,298	716298	23.4%
`linkedin_username`	716,298	716298	23.4%
`location_address_line_2`	36,376	36376	1.2%
`location_continent`	1,806,032	1806032	59.0%
`location_country`	1,805,269	1805269	59.0%
`location_geo`	1,383,246	1383246	45.2%
`location_last_updated`	646,146	646146	21.1%
`location_locality`	1,396,138	1396138	45.6%
`location_metro`	562,192	562192	18.4%
`location_name`	1,806,032	1806032	59.0%
`location_names`	1,411,085	1411085	46.1%
`location_postal_code`	173,301	173301	5.7%
`location_region`	1,524,234	1524234	49.8%
`location_street_address`	181,910	181910	5.9%
`middle_initial`	414,057	414057	13.5%
`middle_name`	310,974	310974	10.2%
`mobile_phone`	278,353	278353	9.1%
`name_aliases`	196,750	196750	6.4%
`num_records`	3,059,062	3059062	100.0%
`num_sources`	3,059,062	3059062	100.0%
`personal_emails`	1,539,238	1539238	50.3%
`phone_numbers`	374,280	374280	12.2%
`phones`	374,280	374280	12.2%
`phones.first_seen`	374,280	374280	12.2%
`phones.last_seen`	374,280	374280	12.2%
`phones.num_sources`	374,280	374280	12.2%
`phones.number`	374,280	374280	12.2%
`possible_birth_dates`	78,287	78287	2.6%
`possible_emails`	471,209	471209	15.4%
`possible_emails.address`	471,209	471209	15.4%
`possible_emails.first_seen`	471,209	471209	15.4%
`possible_emails.last_seen`	471,209	471209	15.4%
`possible_emails.md5_hash`	471,209	471209	15.4%
`possible_emails.num_sources`	471,209	471209	15.4%
`possible_emails.sha_256_hash`	471,209	471209	15.4%
`possible_emails.type`	353,246	353246	11.5%
`possible_location_names`	668,365	668365	21.8%
`possible_phones`	116,600	116600	3.8%
`possible_phones.first_seen`	116,600	116600	3.8%
`possible_phones.last_seen`	116,600	116600	3.8%
`possible_phones.num_sources`	116,600	116600	3.8%
`possible_phones.number`	116,600	116600	3.8%
`possible_profiles`	576,027	576027	18.8%
`possible_profiles.first_seen`	576,027	576027	18.8%
`possible_profiles.id`	85,284	85284	2.8%
`possible_profiles.last_seen`	576,027	576027	18.8%
`possible_profiles.network`	576,027	576027	18.8%
`possible_profiles.num_sources`	576,027	576027	18.8%
`possible_profiles.url`	576,027	576027	18.8%
`possible_profiles.username`	566,547	566547	18.5%
`possible_street_addresses`	54,579	54579	1.8%
`possible_street_addresses.address_line_2`	14,400	14400	0.5%
`possible_street_addresses.continent`	54,579	54579	1.8%
`possible_street_addresses.country`	54,579	54579	1.8%
`possible_street_addresses.first_seen`	54,579	54579	1.8%
`possible_street_addresses.geo`	54,575	54575	1.8%
`possible_street_addresses.last_seen`	54,579	54579	1.8%
`possible_street_addresses.locality`	54,576	54576	1.8%
`possible_street_addresses.metro`	49,894	49894	1.6%
`possible_street_addresses.name`	54,579	54579	1.8%
`possible_street_addresses.num_sources`	54,579	54579	1.8%
`possible_street_addresses.postal_code`	54,265	54265	1.8%
`possible_street_addresses.region`	54,577	54577	1.8%
`possible_street_addresses.street_address`	54,579	54579	1.8%
`profiles`	3,059,062	3059062	100.0%
`profiles.first_seen`	3,059,062	3059062	100.0%
`profiles.id`	767,596	767596	25.1%
`profiles.last_seen`	3,059,062	3059062	100.0%
`profiles.network`	3,059,062	3059062	100.0%
`profiles.num_sources`	3,059,062	3059062	100.0%
`profiles.url`	3,059,062	3059062	100.0%
`profiles.username`	3,059,062	3059062	100.0%
`recommended_personal_email`	1,539,087	1539087	50.3%
`regions`	1,543,312	1543312	50.5%
`sex`	2,190,685	2190685	71.6%
`skills`	613,716	613716	20.1%
`street_addresses`	249,757	249757	8.2%
`street_addresses.address_line_2`	134,083	134083	4.4%
`street_addresses.continent`	249,757	249757	8.2%
`street_addresses.country`	249,757	249757	8.2%
`street_addresses.first_seen`	249,757	249757	8.2%
`street_addresses.geo`	248,661	248661	8.1%
`street_addresses.last_seen`	249,757	249757	8.2%
`street_addresses.locality`	249,703	249703	8.2%
`street_addresses.metro`	226,806	226806	7.4%
`street_addresses.name`	249,757	249757	8.2%
`street_addresses.num_sources`	249,757	249757	8.2%
`street_addresses.postal_code`	233,978	233978	7.6%
`street_addresses.region`	249,755	249755	8.2%
`street_addresses.street_address`	249,757	249757	8.2%
`summary`	507,402	507402	16.6%
`twitter_url`	490,823	490823	16.0%
`twitter_username`	490,823	490823	16.0%
`work_email`	276,874	276874	9.1%

Stats shown are accurate as of data version 33.0