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`	3,071,513	3071513	100.0%
`birth_date`	71,460	71460	2.3%
`birth_year`	146,335	146335	4.8%
`certifications`	270,482	270482	8.8%
`certifications.end_date`	223,833	223833	7.3%
`certifications.name`	270,482	270482	8.8%
`certifications.organization`	268,201	268201	8.7%
`certifications.start_date`	244,978	244978	8.0%
`countries`	1,805,763	1805763	58.8%
`education`	656,991	656991	21.4%
`education.degrees`	495,165	495165	16.1%
`education.end_date`	605,404	605404	19.7%
`education.gpa`	41,534	41534	1.4%
`education.majors`	529,040	529040	17.2%
`education.minors`	8,583	8583	0.3%
`education.raw`	615,191	615191	20.0%
`education.school`	655,081	655081	21.3%
`education.school.domain`	642,339	642339	20.9%
`education.school.facebook_url`	559,650	559650	18.2%
`education.school.id`	646,287	646287	21.0%
`education.school.linkedin_id`	646,287	646287	21.0%
`education.school.linkedin_url`	646,287	646287	21.0%
`education.school.location`	635,871	635871	20.7%
`education.school.location.continent`	635,871	635871	20.7%
`education.school.location.country`	635,869	635869	20.7%
`education.school.location.locality`	624,821	624821	20.3%
`education.school.location.name`	635,871	635871	20.7%
`education.school.location.region`	633,860	633860	20.6%
`education.school.name`	655,070	655070	21.3%
`education.school.raw`	655,081	655081	21.3%
`education.school.twitter_url`	544,521	544521	17.7%
`education.school.type`	652,791	652791	21.3%
`education.school.website`	642,339	642339	20.9%
`education.start_date`	592,047	592047	19.3%
`education.summary`	287,713	287713	9.4%
`emails`	2,034,692	2034692	66.2%
`emails.address`	2,034,692	2034692	66.2%
`emails.first_seen`	2,034,692	2034692	66.2%
`emails.last_seen`	2,034,692	2034692	66.2%
`emails.num_sources`	2,034,692	2034692	66.2%
`emails.type`	1,689,150	1689150	55.0%
`experience`	928,325	928325	30.2%
`experience.company`	924,520	924520	30.1%
`experience.company.facebook_url`	701,652	701652	22.8%
`experience.company.founded`	752,814	752814	24.5%
`experience.company.id`	780,997	780997	25.4%
`experience.company.industry`	776,604	776604	25.3%
`experience.company.linkedin_id`	780,997	780997	25.4%
`experience.company.linkedin_url`	780,997	780997	25.4%
`experience.company.location`	774,941	774941	25.2%
`experience.company.location.address_line_2`	348,697	348697	11.4%
`experience.company.location.continent`	774,303	774303	25.2%
`experience.company.location.country`	774,941	774941	25.2%
`experience.company.location.geo`	753,390	753390	24.5%
`experience.company.location.locality`	757,518	757518	24.7%
`experience.company.location.metro`	527,169	527169	17.2%
`experience.company.location.name`	774,941	774941	25.2%
`experience.company.location.postal_code`	729,748	729748	23.8%
`experience.company.location.region`	765,348	765348	24.9%
`experience.company.location.street_address`	720,054	720054	23.4%
`experience.company.name`	924,518	924518	30.1%
`experience.company.raw`	924,518	924518	30.1%
`experience.company.size`	780,997	780997	25.4%
`experience.company.ticker`	355,846	355846	11.6%
`experience.company.twitter_url`	710,032	710032	23.1%
`experience.company.type`	780,997	780997	25.4%
`experience.company.website`	769,282	769282	25.0%
`experience.end_date`	626,407	626407	20.4%
`experience.first_seen`	928,325	928325	30.2%
`experience.is_primary`	928,325	928325	30.2%
`experience.last_seen`	928,325	928325	30.2%
`experience.location_names`	592,777	592777	19.3%
`experience.num_sources`	928,325	928325	30.2%
`experience.start_date`	653,249	653249	21.3%
`experience.summary`	606,880	606880	19.8%
`experience.title`	693,913	693913	22.6%
`experience.title.class`	668,133	668133	21.8%
`experience.title.levels`	571,802	571802	18.6%
`experience.title.name`	693,913	693913	22.6%
`experience.title.raw`	693,913	693913	22.6%
`experience.title.role`	668,133	668133	21.8%
`experience.title.sub_role`	637,565	637565	20.8%
`facebook_friends`	73,898	73898	2.4%
`facebook_id`	269,697	269697	8.8%
`facebook_url`	423,104	423104	13.8%
`facebook_username`	423,104	423104	13.8%
`first_name`	3,071,513	3071513	100.0%
`first_seen`	3,071,513	3071513	100.0%
`full_name`	3,071,513	3071513	100.0%
`github_url`	3,071,513	3071513	100.0%
`github_username`	3,071,513	3071513	100.0%
`headline`	411,709	411709	13.4%
`id`	3,071,513	3071513	100.0%
`industry`	661,521	661521	21.5%
`inferred_salary`	518,468	518468	16.9%
`inferred_years_experience`	653,848	653848	21.3%
`interests`	322,474	322474	10.5%
`job_company_12mo_employee_growth_rate`	522,318	522318	17.0%
`job_company_employee_count`	528,143	528143	17.2%
`job_company_facebook_url`	332,370	332370	10.8%
`job_company_founded`	461,882	461882	15.0%
`job_company_id`	528,169	528169	17.2%
`job_company_industry`	512,907	512907	16.7%
`job_company_inferred_revenue`	528,143	528143	17.2%
`job_company_linkedin_id`	528,169	528169	17.2%
`job_company_linkedin_url`	528,169	528169	17.2%
`job_company_location_address_line_2`	74,854	74854	2.4%
`job_company_location_continent`	502,028	502028	16.3%
`job_company_location_country`	503,824	503824	16.4%
`job_company_location_geo`	467,991	467991	15.2%
`job_company_location_locality`	474,780	474780	15.5%
`job_company_location_metro`	267,719	267719	8.7%
`job_company_location_name`	503,827	503827	16.4%
`job_company_location_postal_code`	390,415	390415	12.7%
`job_company_location_region`	491,805	491805	16.0%
`job_company_location_street_address`	371,437	371437	12.1%
`job_company_name`	585,458	585458	19.1%
`job_company_size`	528,169	528169	17.2%
`job_company_ticker`	115,210	115210	3.8%
`job_company_total_funding_raised`	248,833	248833	8.1%
`job_company_twitter_url`	356,501	356501	11.6%
`job_company_type`	528,169	528169	17.2%
`job_company_website`	505,216	505216	16.4%
`job_history`	928,363	928363	30.2%
`job_history.company_id`	785,100	785100	25.6%
`job_history.company_name`	924,897	924897	30.1%
`job_history.first_seen`	928,363	928363	30.2%
`job_history.last_seen`	928,363	928363	30.2%
`job_history.num_sources`	928,363	928363	30.2%
`job_history.title`	693,971	693971	22.6%
`job_last_changed`	597,409	597409	19.4%
`job_last_verified`	597,409	597409	19.4%
`job_onet_broad_occupation`	351,664	351664	11.4%
`job_onet_code`	351,664	351664	11.4%
`job_onet_major_group`	351,664	351664	11.4%
`job_onet_minor_group`	351,664	351664	11.4%
`job_onet_specific_occupation`	351,664	351664	11.4%
`job_onet_specific_occupation_detail`	232,729	232729	7.6%
`job_start_date`	579,600	579600	18.9%
`job_summary`	273,346	273346	8.9%
`job_title`	596,702	596702	19.4%
`job_title_class`	500,838	500838	16.3%
`job_title_levels`	337,248	337248	11.0%
`job_title_role`	500,838	500838	16.3%
`job_title_sub_role`	365,001	365001	11.9%
`languages`	433,688	433688	14.1%
`languages.name`	433,688	433688	14.1%
`languages.proficiency`	111,603	111603	3.6%
`last_initial`	3,071,513	3071513	100.0%
`last_name`	3,071,476	3071476	100.0%
`linkedin_connections`	668,641	668641	21.8%
`linkedin_id`	658,208	658208	21.4%
`linkedin_url`	727,854	727854	23.7%
`linkedin_username`	727,854	727854	23.7%
`location_address_line_2`	37,466	37466	1.2%
`location_continent`	1,806,516	1806516	58.8%
`location_country`	1,805,701	1805701	58.8%
`location_geo`	1,403,580	1403580	45.7%
`location_last_updated`	646,780	646780	21.1%
`location_locality`	1,416,921	1416921	46.1%
`location_metro`	570,973	570973	18.6%
`location_name`	1,806,516	1806516	58.8%
`location_names`	1,430,884	1430884	46.6%
`location_postal_code`	182,290	182290	5.9%
`location_region`	1,523,387	1523387	49.6%
`location_street_address`	181,387	181387	5.9%
`middle_initial`	419,728	419728	13.7%
`middle_name`	312,963	312963	10.2%
`mobile_phone`	284,390	284390	9.3%
`name_aliases`	198,795	198795	6.5%
`num_records`	3,071,513	3071513	100.0%
`num_sources`	3,071,513	3071513	100.0%
`personal_emails`	1,549,399	1549399	50.4%
`phone_numbers`	384,333	384333	12.5%
`phones`	384,333	384333	12.5%
`phones.first_seen`	384,333	384333	12.5%
`phones.last_seen`	384,333	384333	12.5%
`phones.num_sources`	384,333	384333	12.5%
`phones.number`	384,333	384333	12.5%
`possible_birth_dates`	80,705	80705	2.6%
`possible_emails`	476,932	476932	15.5%
`possible_emails.address`	476,932	476932	15.5%
`possible_emails.first_seen`	476,932	476932	15.5%
`possible_emails.last_seen`	476,932	476932	15.5%
`possible_emails.num_sources`	476,932	476932	15.5%
`possible_emails.type`	361,603	361603	11.8%
`possible_location_names`	683,747	683747	22.3%
`possible_phones`	120,288	120288	3.9%
`possible_phones.first_seen`	120,288	120288	3.9%
`possible_phones.last_seen`	120,288	120288	3.9%
`possible_phones.num_sources`	120,288	120288	3.9%
`possible_phones.number`	120,288	120288	3.9%
`possible_profiles`	582,839	582839	19.0%
`possible_profiles.first_seen`	582,839	582839	19.0%
`possible_profiles.id`	86,825	86825	2.8%
`possible_profiles.last_seen`	582,839	582839	19.0%
`possible_profiles.network`	582,839	582839	19.0%
`possible_profiles.num_sources`	582,839	582839	19.0%
`possible_profiles.url`	582,839	582839	19.0%
`possible_profiles.username`	573,242	573242	18.7%
`possible_street_addresses`	57,625	57625	1.9%
`possible_street_addresses.address_line_2`	15,595	15595	0.5%
`possible_street_addresses.continent`	57,625	57625	1.9%
`possible_street_addresses.country`	57,625	57625	1.9%
`possible_street_addresses.first_seen`	57,625	57625	1.9%
`possible_street_addresses.geo`	57,518	57518	1.9%
`possible_street_addresses.last_seen`	57,625	57625	1.9%
`possible_street_addresses.locality`	57,520	57520	1.9%
`possible_street_addresses.metro`	52,681	52681	1.7%
`possible_street_addresses.name`	57,625	57625	1.9%
`possible_street_addresses.num_sources`	57,625	57625	1.9%
`possible_street_addresses.postal_code`	57,268	57268	1.9%
`possible_street_addresses.region`	57,618	57618	1.9%
`possible_street_addresses.street_address`	57,625	57625	1.9%
`profiles`	3,071,513	3071513	100.0%
`profiles.first_seen`	3,071,513	3071513	100.0%
`profiles.id`	777,958	777958	25.3%
`profiles.last_seen`	3,071,513	3071513	100.0%
`profiles.network`	3,071,513	3071513	100.0%
`profiles.num_sources`	3,071,513	3071513	100.0%
`profiles.url`	3,071,513	3071513	100.0%
`profiles.username`	3,071,513	3071513	100.0%
`recommended_personal_email`	1,549,245	1549245	50.4%
`regions`	1,541,206	1541206	50.2%
`sex`	2,201,964	2201964	71.7%
`skills`	623,431	623431	20.3%
`street_addresses`	261,398	261398	8.5%
`street_addresses.address_line_2`	138,466	138466	4.5%
`street_addresses.continent`	261,398	261398	8.5%
`street_addresses.country`	261,393	261393	8.5%
`street_addresses.first_seen`	261,398	261398	8.5%
`street_addresses.geo`	250,186	250186	8.1%
`street_addresses.last_seen`	261,398	261398	8.5%
`street_addresses.locality`	251,244	251244	8.2%
`street_addresses.metro`	230,677	230677	7.5%
`street_addresses.name`	261,398	261398	8.5%
`street_addresses.num_sources`	261,398	261398	8.5%
`street_addresses.postal_code`	241,891	241891	7.9%
`street_addresses.region`	254,471	254471	8.3%
`street_addresses.street_address`	261,398	261398	8.5%
`summary`	513,402	513402	16.7%
`twitter_url`	497,439	497439	16.2%
`twitter_username`	497,439	497439	16.2%
`work_email`	249,433	249433	8.1%

Stats shown are accurate as of data version 32.1