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`	3,100,209	3100209	100.0%
`birth_date`	74,512	74512	2.4%
`birth_year`	153,616	153616	5.0%
`certifications`	266,776	266776	8.6%
`certifications.end_date`	209,405	209405	6.8%
`certifications.name`	266,776	266776	8.6%
`certifications.organization`	264,121	264121	8.5%
`certifications.start_date`	239,631	239631	7.7%
`countries`	1,789,231	1789231	57.7%
`education`	659,760	659760	21.3%
`education.degrees`	507,660	507660	16.4%
`education.end_date`	608,631	608631	19.6%
`education.gpa`	42,089	42089	1.4%
`education.majors`	541,926	541926	17.5%
`education.minors`	8,713	8713	0.3%
`education.raw`	622,572	622572	20.1%
`education.school`	638,337	638337	20.6%
`education.school.domain`	585,763	585763	18.9%
`education.school.facebook_url`	501,678	501678	16.2%
`education.school.id`	590,605	590605	19.1%
`education.school.linkedin_id`	509,491	509491	16.4%
`education.school.linkedin_url`	584,093	584093	18.8%
`education.school.location`	579,416	579416	18.7%
`education.school.location.continent`	579,416	579416	18.7%
`education.school.location.country`	579,408	579408	18.7%
`education.school.location.locality`	445,389	445389	14.4%
`education.school.location.name`	579,416	579416	18.7%
`education.school.location.region`	509,863	509863	16.4%
`education.school.name`	638,332	638332	20.6%
`education.school.raw`	637,524	637524	20.6%
`education.school.twitter_url`	485,673	485673	15.7%
`education.school.type`	626,894	626894	20.2%
`education.school.website`	585,763	585763	18.9%
`education.start_date`	594,877	594877	19.2%
`education.summary`	287,369	287369	9.3%
`emails`	2,062,282	2062282	66.5%
`emails.address`	2,062,282	2062282	66.5%
`emails.first_seen`	2,062,282	2062282	66.5%
`emails.last_seen`	2,062,282	2062282	66.5%
`emails.num_sources`	2,062,282	2062282	66.5%
`emails.type`	1,720,511	1720511	55.5%
`experience`	955,435	955435	30.8%
`experience.company`	951,331	951331	30.7%
`experience.company.facebook_url`	725,943	725943	23.4%
`experience.company.founded`	777,538	777538	25.1%
`experience.company.id`	804,018	804018	25.9%
`experience.company.industry`	798,936	798936	25.8%
`experience.company.linkedin_id`	804,018	804018	25.9%
`experience.company.linkedin_url`	804,018	804018	25.9%
`experience.company.location`	797,439	797439	25.7%
`experience.company.location.address_line_2`	243,336	243336	7.8%
`experience.company.location.continent`	796,765	796765	25.7%
`experience.company.location.country`	797,438	797438	25.7%
`experience.company.location.geo`	746,713	746713	24.1%
`experience.company.location.locality`	744,851	744851	24.0%
`experience.company.location.metro`	550,947	550947	17.8%
`experience.company.location.name`	797,439	797439	25.7%
`experience.company.location.postal_code`	563,624	563624	18.2%
`experience.company.location.region`	771,368	771368	24.9%
`experience.company.location.street_address`	583,103	583103	18.8%
`experience.company.name`	951,331	951331	30.7%
`experience.company.raw`	942,479	942479	30.4%
`experience.company.size`	804,018	804018	25.9%
`experience.company.ticker`	366,079	366079	11.8%
`experience.company.twitter_url`	736,754	736754	23.8%
`experience.company.type`	804,018	804018	25.9%
`experience.company.website`	794,634	794634	25.6%
`experience.end_date`	642,206	642206	20.7%
`experience.first_seen`	955,435	955435	30.8%
`experience.is_primary`	955,435	955435	30.8%
`experience.last_seen`	955,435	955435	30.8%
`experience.location_names`	578,277	578277	18.7%
`experience.num_sources`	955,435	955435	30.8%
`experience.start_date`	670,014	670014	21.6%
`experience.summary`	624,526	624526	20.1%
`experience.title`	722,368	722368	23.3%
`experience.title.class`	690,417	690417	22.3%
`experience.title.levels`	588,800	588800	19.0%
`experience.title.name`	722,368	722368	23.3%
`experience.title.raw`	722,368	722368	23.3%
`experience.title.role`	690,417	690417	22.3%
`experience.title.sub_role`	644,001	644001	20.8%
`facebook_friends`	77,647	77647	2.5%
`facebook_id`	279,121	279121	9.0%
`facebook_url`	435,660	435660	14.1%
`facebook_username`	435,660	435660	14.1%
`first_name`	3,100,209	3100209	100.0%
`first_seen`	3,100,209	3100209	100.0%
`full_name`	3,100,209	3100209	100.0%
`github_url`	3,100,209	3100209	100.0%
`github_username`	3,100,209	3100209	100.0%
`headline`	319,052	319052	10.3%
`id`	3,100,209	3100209	100.0%
`industry`	678,110	678110	21.9%
`inferred_salary`	538,764	538764	17.4%
`inferred_years_experience`	670,619	670619	21.6%
`interests`	329,662	329662	10.6%
`job_company_12mo_employee_growth_rate`	533,420	533420	17.2%
`job_company_employee_count`	542,039	542039	17.5%
`job_company_facebook_url`	350,330	350330	11.3%
`job_company_founded`	470,463	470463	15.2%
`job_company_id`	542,967	542967	17.5%
`job_company_industry`	497,930	497930	16.1%
`job_company_inferred_revenue`	542,039	542039	17.5%
`job_company_linkedin_id`	542,967	542967	17.5%
`job_company_linkedin_url`	542,967	542967	17.5%
`job_company_location_address_line_2`	48,842	48842	1.6%
`job_company_location_continent`	519,654	519654	16.8%
`job_company_location_country`	521,593	521593	16.8%
`job_company_location_geo`	428,123	428123	13.8%
`job_company_location_locality`	433,383	433383	14.0%
`job_company_location_metro`	285,451	285451	9.2%
`job_company_location_name`	521,610	521610	16.8%
`job_company_location_postal_code`	277,144	277144	8.9%
`job_company_location_region`	471,782	471782	15.2%
`job_company_location_street_address`	269,502	269502	8.7%
`job_company_name`	607,038	607038	19.6%
`job_company_size`	542,967	542967	17.5%
`job_company_ticker`	118,692	118692	3.8%
`job_company_total_funding_raised`	252,590	252590	8.1%
`job_company_twitter_url`	384,863	384863	12.4%
`job_company_type`	542,967	542967	17.5%
`job_company_website`	521,395	521395	16.8%
`job_history`	955,469	955469	30.8%
`job_history.company_id`	808,273	808273	26.1%
`job_history.company_name`	951,705	951705	30.7%
`job_history.first_seen`	955,469	955469	30.8%
`job_history.last_seen`	955,469	955469	30.8%
`job_history.num_sources`	955,469	955469	30.8%
`job_history.title`	722,424	722424	23.3%
`job_last_changed`	618,918	618918	20.0%
`job_last_verified`	618,918	618918	20.0%
`job_onet_broad_occupation`	371,417	371417	12.0%
`job_onet_code`	371,417	371417	12.0%
`job_onet_major_group`	371,417	371417	12.0%
`job_onet_minor_group`	371,417	371417	12.0%
`job_onet_specific_occupation`	371,417	371417	12.0%
`job_onet_specific_occupation_detail`	244,603	244603	7.9%
`job_start_date`	599,879	599879	19.3%
`job_summary`	246,276	246276	7.9%
`job_title`	618,171	618171	19.9%
`job_title_class`	507,031	507031	16.4%
`job_title_levels`	350,122	350122	11.3%
`job_title_role`	507,031	507031	16.4%
`job_title_sub_role`	360,652	360652	11.6%
`languages`	438,614	438614	14.1%
`languages.name`	438,614	438614	14.1%
`languages.proficiency`	112,018	112018	3.6%
`last_initial`	3,100,209	3100209	100.0%
`last_name`	3,099,075	3099075	100.0%
`linkedin_connections`	676,986	676986	21.8%
`linkedin_id`	674,025	674025	21.7%
`linkedin_url`	751,202	751202	24.2%
`linkedin_username`	751,202	751202	24.2%
`location_address_line_2`	41,916	41916	1.4%
`location_continent`	1,786,738	1786738	57.6%
`location_country`	1,785,350	1785350	57.6%
`location_geo`	1,301,398	1301398	42.0%
`location_last_updated`	703,762	703762	22.7%
`location_locality`	1,370,598	1370598	44.2%
`location_metro`	584,742	584742	18.9%
`location_name`	1,785,410	1785410	57.6%
`location_names`	1,428,088	1428088	46.1%
`location_postal_code`	193,391	193391	6.2%
`location_region`	1,462,794	1462794	47.2%
`location_street_address`	192,041	192041	6.2%
`middle_initial`	425,638	425638	13.7%
`middle_name`	314,811	314811	10.2%
`mobile_phone`	298,530	298530	9.6%
`name_aliases`	195,345	195345	6.3%
`num_records`	3,100,209	3100209	100.0%
`num_sources`	3,100,209	3100209	100.0%
`personal_emails`	1,570,653	1570653	50.7%
`phone_numbers`	401,895	401895	13.0%
`phones`	401,895	401895	13.0%
`phones.first_seen`	401,895	401895	13.0%
`phones.last_seen`	401,895	401895	13.0%
`phones.num_sources`	401,895	401895	13.0%
`phones.number`	401,895	401895	13.0%
`possible_birth_dates`	82,981	82981	2.7%
`possible_emails`	488,572	488572	15.8%
`possible_emails.address`	488,572	488572	15.8%
`possible_emails.first_seen`	488,572	488572	15.8%
`possible_emails.last_seen`	488,572	488572	15.8%
`possible_emails.num_sources`	488,572	488572	15.8%
`possible_emails.type`	371,484	371484	12.0%
`possible_location_names`	673,305	673305	21.7%
`possible_phones`	126,728	126728	4.1%
`possible_phones.first_seen`	126,728	126728	4.1%
`possible_phones.last_seen`	126,728	126728	4.1%
`possible_phones.num_sources`	126,728	126728	4.1%
`possible_phones.number`	126,728	126728	4.1%
`possible_profiles`	595,839	595839	19.2%
`possible_profiles.first_seen`	595,839	595839	19.2%
`possible_profiles.id`	89,364	89364	2.9%
`possible_profiles.last_seen`	595,839	595839	19.2%
`possible_profiles.network`	595,839	595839	19.2%
`possible_profiles.num_sources`	595,839	595839	19.2%
`possible_profiles.url`	595,839	595839	19.2%
`possible_profiles.username`	586,024	586024	18.9%
`possible_street_addresses`	62,587	62587	2.0%
`possible_street_addresses.address_line_2`	16,691	16691	0.5%
`possible_street_addresses.continent`	62,587	62587	2.0%
`possible_street_addresses.country`	62,587	62587	2.0%
`possible_street_addresses.first_seen`	62,587	62587	2.0%
`possible_street_addresses.geo`	62,353	62353	2.0%
`possible_street_addresses.last_seen`	62,587	62587	2.0%
`possible_street_addresses.locality`	62,587	62587	2.0%
`possible_street_addresses.metro`	57,489	57489	1.9%
`possible_street_addresses.name`	62,587	62587	2.0%
`possible_street_addresses.num_sources`	62,587	62587	2.0%
`possible_street_addresses.postal_code`	62,185	62185	2.0%
`possible_street_addresses.region`	62,587	62587	2.0%
`possible_street_addresses.street_address`	62,587	62587	2.0%
`profiles`	3,100,209	3100209	100.0%
`profiles.first_seen`	3,100,209	3100209	100.0%
`profiles.id`	795,997	795997	25.7%
`profiles.last_seen`	3,100,209	3100209	100.0%
`profiles.network`	3,100,209	3100209	100.0%
`profiles.num_sources`	3,100,209	3100209	100.0%
`profiles.url`	3,100,209	3100209	100.0%
`profiles.username`	3,100,209	3100209	100.0%
`recommended_personal_email`	1,570,474	1570474	50.7%
`regions`	1,505,992	1505992	48.6%
`sex`	2,227,458	2227458	71.8%
`skills`	734,618	734618	23.7%
`street_addresses`	249,316	249316	8.0%
`street_addresses.address_line_2`	141,472	141472	4.6%
`street_addresses.continent`	249,316	249316	8.0%
`street_addresses.country`	249,316	249316	8.0%
`street_addresses.first_seen`	249,316	249316	8.0%
`street_addresses.geo`	248,392	248392	8.0%
`street_addresses.last_seen`	249,316	249316	8.0%
`street_addresses.locality`	249,316	249316	8.0%
`street_addresses.metro`	238,314	238314	7.7%
`street_addresses.name`	249,316	249316	8.0%
`street_addresses.num_sources`	249,316	249316	8.0%
`street_addresses.postal_code`	247,208	247208	8.0%
`street_addresses.region`	249,316	249316	8.0%
`street_addresses.street_address`	249,316	249316	8.0%
`summary`	485,144	485144	15.6%
`twitter_url`	509,990	509990	16.5%
`twitter_username`	509,990	509990	16.5%
`work_email`	305,225	305225	9.8%

Stats shown are accurate as of data version 29.1