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`	3,075,257	3075257	100.0%
`birth_date`	72,320	72320	2.4%
`birth_year`	147,793	147793	4.8%
`certifications`	268,845	268845	8.7%
`certifications.end_date`	220,701	220701	7.2%
`certifications.name`	268,845	268845	8.7%
`certifications.organization`	266,494	266494	8.7%
`certifications.start_date`	242,911	242911	7.9%
`countries`	1,809,364	1809364	58.8%
`education`	659,528	659528	21.4%
`education.degrees`	496,889	496889	16.2%
`education.end_date`	607,669	607669	19.8%
`education.gpa`	41,622	41622	1.4%
`education.majors`	530,936	530936	17.3%
`education.minors`	8,603	8603	0.3%
`education.raw`	617,485	617485	20.1%
`education.school`	657,582	657582	21.4%
`education.school.domain`	644,734	644734	21.0%
`education.school.facebook_url`	561,798	561798	18.3%
`education.school.id`	648,710	648710	21.1%
`education.school.linkedin_id`	648,710	648710	21.1%
`education.school.linkedin_url`	648,710	648710	21.1%
`education.school.location`	637,144	637144	20.7%
`education.school.location.continent`	637,144	637144	20.7%
`education.school.location.country`	637,142	637142	20.7%
`education.school.location.locality`	626,690	626690	20.4%
`education.school.location.name`	637,144	637144	20.7%
`education.school.location.region`	635,397	635397	20.7%
`education.school.name`	657,571	657571	21.4%
`education.school.raw`	657,582	657582	21.4%
`education.school.twitter_url`	546,657	546657	17.8%
`education.school.type`	655,275	655275	21.3%
`education.school.website`	644,734	644734	21.0%
`education.start_date`	594,269	594269	19.3%
`education.summary`	288,586	288586	9.4%
`emails`	2,038,414	2038414	66.3%
`emails.address`	2,038,414	2038414	66.3%
`emails.first_seen`	2,038,414	2038414	66.3%
`emails.last_seen`	2,038,414	2038414	66.3%
`emails.num_sources`	2,038,414	2038414	66.3%
`emails.type`	1,692,641	1692641	55.0%
`experience`	931,401	931401	30.3%
`experience.company`	927,678	927678	30.2%
`experience.company.facebook_url`	705,859	705859	23.0%
`experience.company.founded`	755,054	755054	24.6%
`experience.company.id`	780,409	780409	25.4%
`experience.company.industry`	777,118	777118	25.3%
`experience.company.linkedin_id`	780,409	780409	25.4%
`experience.company.linkedin_url`	780,409	780409	25.4%
`experience.company.location`	774,452	774452	25.2%
`experience.company.location.address_line_2`	346,586	346586	11.3%
`experience.company.location.continent`	773,786	773786	25.2%
`experience.company.location.country`	774,452	774452	25.2%
`experience.company.location.geo`	753,873	753873	24.5%
`experience.company.location.locality`	757,866	757866	24.6%
`experience.company.location.metro`	529,185	529185	17.2%
`experience.company.location.name`	774,452	774452	25.2%
`experience.company.location.postal_code`	739,365	739365	24.0%
`experience.company.location.region`	765,149	765149	24.9%
`experience.company.location.street_address`	715,069	715069	23.3%
`experience.company.name`	927,678	927678	30.2%
`experience.company.raw`	927,676	927676	30.2%
`experience.company.size`	780,409	780409	25.4%
`experience.company.ticker`	357,416	357416	11.6%
`experience.company.twitter_url`	715,391	715391	23.3%
`experience.company.type`	780,409	780409	25.4%
`experience.company.website`	770,369	770369	25.1%
`experience.end_date`	628,848	628848	20.4%
`experience.first_seen`	931,401	931401	30.3%
`experience.is_primary`	931,401	931401	30.3%
`experience.last_seen`	931,401	931401	30.3%
`experience.location_names`	596,044	596044	19.4%
`experience.num_sources`	931,401	931401	30.3%
`experience.start_date`	655,930	655930	21.3%
`experience.summary`	607,743	607743	19.8%
`experience.title`	696,660	696660	22.7%
`experience.title.class`	670,745	670745	21.8%
`experience.title.levels`	573,177	573177	18.6%
`experience.title.name`	696,660	696660	22.7%
`experience.title.raw`	696,660	696660	22.7%
`experience.title.role`	670,745	670745	21.8%
`experience.title.sub_role`	639,861	639861	20.8%
`facebook_friends`	74,439	74439	2.4%
`facebook_id`	271,192	271192	8.8%
`facebook_url`	425,033	425033	13.8%
`facebook_username`	425,033	425033	13.8%
`first_name`	3,075,257	3075257	100.0%
`first_seen`	3,075,257	3075257	100.0%
`full_name`	3,075,257	3075257	100.0%
`github_url`	3,075,257	3075257	100.0%
`github_username`	3,075,257	3075257	100.0%
`headline`	398,053	398053	12.9%
`id`	3,075,257	3075257	100.0%
`industry`	664,156	664156	21.6%
`inferred_salary`	521,719	521719	17.0%
`inferred_years_experience`	656,504	656504	21.3%
`interests`	324,039	324039	10.5%
`job_company_12mo_employee_growth_rate`	520,339	520339	16.9%
`job_company_employee_count`	522,327	522327	17.0%
`job_company_facebook_url`	336,818	336818	11.0%
`job_company_founded`	457,773	457773	14.9%
`job_company_id`	522,354	522354	17.0%
`job_company_industry`	517,440	517440	16.8%
`job_company_inferred_revenue`	522,327	522327	17.0%
`job_company_linkedin_id`	522,354	522354	17.0%
`job_company_linkedin_url`	522,354	522354	17.0%
`job_company_location_address_line_2`	75,173	75173	2.4%
`job_company_location_continent`	501,095	501095	16.3%
`job_company_location_country`	502,932	502932	16.4%
`job_company_location_geo`	469,430	469430	15.3%
`job_company_location_locality`	476,216	476216	15.5%
`job_company_location_metro`	268,883	268883	8.7%
`job_company_location_name`	502,936	502936	16.4%
`job_company_location_postal_code`	408,726	408726	13.3%
`job_company_location_region`	491,876	491876	16.0%
`job_company_location_street_address`	367,124	367124	11.9%
`job_company_name`	589,782	589782	19.2%
`job_company_size`	522,354	522354	17.0%
`job_company_ticker`	116,211	116211	3.8%
`job_company_total_funding_raised`	249,157	249157	8.1%
`job_company_twitter_url`	366,389	366389	11.9%
`job_company_type`	522,354	522354	17.0%
`job_company_website`	500,821	500821	16.3%
`job_history`	931,435	931435	30.3%
`job_history.company_id`	784,582	784582	25.5%
`job_history.company_name`	928,003	928003	30.2%
`job_history.first_seen`	931,435	931435	30.3%
`job_history.last_seen`	931,435	931435	30.3%
`job_history.num_sources`	931,435	931435	30.3%
`job_history.title`	696,714	696714	22.7%
`job_last_changed`	601,060	601060	19.5%
`job_last_verified`	601,060	601060	19.5%
`job_onet_broad_occupation`	354,566	354566	11.5%
`job_onet_code`	354,566	354566	11.5%
`job_onet_major_group`	354,566	354566	11.5%
`job_onet_minor_group`	354,566	354566	11.5%
`job_onet_specific_occupation`	354,566	354566	11.5%
`job_onet_specific_occupation_detail`	234,507	234507	7.6%
`job_start_date`	583,566	583566	19.0%
`job_summary`	265,857	265857	8.6%
`job_title`	600,323	600323	19.5%
`job_title_class`	503,543	503543	16.4%
`job_title_levels`	338,619	338619	11.0%
`job_title_role`	503,543	503543	16.4%
`job_title_sub_role`	367,307	367307	11.9%
`languages`	435,295	435295	14.2%
`languages.name`	435,295	435295	14.2%
`languages.proficiency`	111,275	111275	3.6%
`last_initial`	3,075,257	3075257	100.0%
`last_name`	3,075,220	3075220	100.0%
`linkedin_connections`	671,619	671619	21.8%
`linkedin_id`	660,191	660191	21.5%
`linkedin_url`	730,877	730877	23.8%
`linkedin_username`	730,877	730877	23.8%
`location_address_line_2`	38,311	38311	1.2%
`location_continent`	1,810,118	1810118	58.9%
`location_country`	1,809,316	1809316	58.8%
`location_geo`	1,420,576	1420576	46.2%
`location_last_updated`	644,120	644120	20.9%
`location_locality`	1,434,048	1434048	46.6%
`location_metro`	579,169	579169	18.8%
`location_name`	1,810,118	1810118	58.9%
`location_names`	1,434,048	1434048	46.6%
`location_postal_code`	186,123	186123	6.1%
`location_region`	1,537,334	1537334	50.0%
`location_street_address`	186,218	186218	6.1%
`middle_initial`	420,836	420836	13.7%
`middle_name`	313,477	313477	10.2%
`mobile_phone`	286,505	286505	9.3%
`name_aliases`	197,368	197368	6.4%
`num_records`	3,075,257	3075257	100.0%
`num_sources`	3,075,257	3075257	100.0%
`personal_emails`	1,552,250	1552250	50.5%
`phone_numbers`	387,029	387029	12.6%
`phones`	387,029	387029	12.6%
`phones.first_seen`	387,029	387029	12.6%
`phones.last_seen`	387,029	387029	12.6%
`phones.num_sources`	387,029	387029	12.6%
`phones.number`	387,029	387029	12.6%
`possible_birth_dates`	81,409	81409	2.6%
`possible_emails`	478,934	478934	15.6%
`possible_emails.address`	478,934	478934	15.6%
`possible_emails.first_seen`	478,934	478934	15.6%
`possible_emails.last_seen`	478,934	478934	15.6%
`possible_emails.num_sources`	478,934	478934	15.6%
`possible_emails.type`	363,403	363403	11.8%
`possible_location_names`	686,492	686492	22.3%
`possible_phones`	121,249	121249	3.9%
`possible_phones.first_seen`	121,249	121249	3.9%
`possible_phones.last_seen`	121,249	121249	3.9%
`possible_phones.num_sources`	121,249	121249	3.9%
`possible_phones.number`	121,249	121249	3.9%
`possible_profiles`	584,752	584752	19.0%
`possible_profiles.first_seen`	584,752	584752	19.0%
`possible_profiles.id`	87,237	87237	2.8%
`possible_profiles.last_seen`	584,752	584752	19.0%
`possible_profiles.network`	584,752	584752	19.0%
`possible_profiles.num_sources`	584,752	584752	19.0%
`possible_profiles.url`	584,752	584752	19.0%
`possible_profiles.username`	575,127	575127	18.7%
`possible_street_addresses`	58,524	58524	1.9%
`possible_street_addresses.address_line_2`	15,851	15851	0.5%
`possible_street_addresses.continent`	58,524	58524	1.9%
`possible_street_addresses.country`	58,524	58524	1.9%
`possible_street_addresses.first_seen`	58,524	58524	1.9%
`possible_street_addresses.geo`	58,415	58415	1.9%
`possible_street_addresses.last_seen`	58,524	58524	1.9%
`possible_street_addresses.locality`	58,417	58417	1.9%
`possible_street_addresses.metro`	53,080	53080	1.7%
`possible_street_addresses.name`	58,524	58524	1.9%
`possible_street_addresses.num_sources`	58,524	58524	1.9%
`possible_street_addresses.postal_code`	57,697	57697	1.9%
`possible_street_addresses.region`	58,517	58517	1.9%
`possible_street_addresses.street_address`	58,524	58524	1.9%
`profiles`	3,075,257	3075257	100.0%
`profiles.first_seen`	3,075,257	3075257	100.0%
`profiles.id`	780,611	780611	25.4%
`profiles.last_seen`	3,075,257	3075257	100.0%
`profiles.network`	3,075,257	3075257	100.0%
`profiles.num_sources`	3,075,257	3075257	100.0%
`profiles.url`	3,075,257	3075257	100.0%
`profiles.username`	3,075,257	3075257	100.0%
`recommended_personal_email`	1,552,096	1552096	50.5%
`regions`	1,544,504	1544504	50.2%
`sex`	2,205,273	2205273	71.7%
`skills`	625,980	625980	20.4%
`street_addresses`	263,822	263822	8.6%
`street_addresses.address_line_2`	140,317	140317	4.6%
`street_addresses.continent`	263,822	263822	8.6%
`street_addresses.country`	263,818	263818	8.6%
`street_addresses.first_seen`	263,822	263822	8.6%
`street_addresses.geo`	253,117	253117	8.2%
`street_addresses.last_seen`	263,822	263822	8.6%
`street_addresses.locality`	254,177	254177	8.3%
`street_addresses.metro`	232,367	232367	7.6%
`street_addresses.name`	263,822	263822	8.6%
`street_addresses.num_sources`	263,822	263822	8.6%
`street_addresses.postal_code`	243,685	243685	7.9%
`street_addresses.region`	257,355	257355	8.4%
`street_addresses.street_address`	263,822	263822	8.6%
`summary`	509,118	509118	16.6%
`twitter_url`	499,339	499339	16.2%
`twitter_username`	499,339	499339	16.2%
`work_email`	273,930	273930	8.9%

Stats shown are accurate as of data version 31.2