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`	3,099,159	3099159	100.0%
`birth_date`	74,409	74409	2.4%
`birth_year`	153,210	153210	4.9%
`certifications`	268,020	268020	8.6%
`certifications.end_date`	213,130	213130	6.9%
`certifications.name`	268,020	268020	8.6%
`certifications.organization`	265,437	265437	8.6%
`certifications.start_date`	240,938	240938	7.8%
`countries`	1,787,879	1787879	57.7%
`education`	659,261	659261	21.3%
`education.degrees`	507,162	507162	16.4%
`education.end_date`	608,326	608326	19.6%
`education.gpa`	42,095	42095	1.4%
`education.majors`	541,528	541528	17.5%
`education.minors`	8,691	8691	0.3%
`education.raw`	622,082	622082	20.1%
`education.school`	638,501	638501	20.6%
`education.school.domain`	588,489	588489	19.0%
`education.school.facebook_url`	506,050	506050	16.3%
`education.school.id`	593,379	593379	19.1%
`education.school.linkedin_id`	512,361	512361	16.5%
`education.school.linkedin_url`	587,741	587741	19.0%
`education.school.location`	586,457	586457	18.9%
`education.school.location.continent`	586,457	586457	18.9%
`education.school.location.country`	585,829	585829	18.9%
`education.school.location.locality`	491,587	491587	15.9%
`education.school.location.name`	586,457	586457	18.9%
`education.school.location.region`	529,944	529944	17.1%
`education.school.name`	638,496	638496	20.6%
`education.school.raw`	637,681	637681	20.6%
`education.school.twitter_url`	489,906	489906	15.8%
`education.school.type`	627,205	627205	20.2%
`education.school.website`	588,489	588489	19.0%
`education.start_date`	594,666	594666	19.2%
`education.summary`	287,330	287330	9.3%
`emails`	2,061,170	2061170	66.5%
`emails.address`	2,061,170	2061170	66.5%
`emails.first_seen`	2,061,170	2061170	66.5%
`emails.last_seen`	2,061,170	2061170	66.5%
`emails.num_sources`	2,061,170	2061170	66.5%
`emails.type`	1,719,506	1719506	55.5%
`experience`	954,588	954588	30.8%
`experience.company`	950,497	950497	30.7%
`experience.company.facebook_url`	725,066	725066	23.4%
`experience.company.founded`	777,121	777121	25.1%
`experience.company.id`	803,239	803239	25.9%
`experience.company.industry`	799,758	799758	25.8%
`experience.company.linkedin_id`	803,239	803239	25.9%
`experience.company.linkedin_url`	803,239	803239	25.9%
`experience.company.location`	796,789	796789	25.7%
`experience.company.location.address_line_2`	360,606	360606	11.6%
`experience.company.location.continent`	796,114	796114	25.7%
`experience.company.location.country`	796,786	796786	25.7%
`experience.company.location.geo`	764,989	764989	24.7%
`experience.company.location.locality`	770,805	770805	24.9%
`experience.company.location.metro`	546,305	546305	17.6%
`experience.company.location.name`	796,789	796789	25.7%
`experience.company.location.postal_code`	704,393	704393	22.7%
`experience.company.location.region`	786,665	786665	25.4%
`experience.company.location.street_address`	748,817	748817	24.2%
`experience.company.name`	950,497	950497	30.7%
`experience.company.raw`	941,645	941645	30.4%
`experience.company.size`	803,239	803239	25.9%
`experience.company.ticker`	366,143	366143	11.8%
`experience.company.twitter_url`	736,076	736076	23.8%
`experience.company.type`	803,239	803239	25.9%
`experience.company.website`	793,858	793858	25.6%
`experience.end_date`	641,599	641599	20.7%
`experience.first_seen`	954,588	954588	30.8%
`experience.is_primary`	954,588	954588	30.8%
`experience.last_seen`	954,588	954588	30.8%
`experience.location_names`	605,047	605047	19.5%
`experience.num_sources`	954,588	954588	30.8%
`experience.start_date`	669,269	669269	21.6%
`experience.summary`	613,835	613835	19.8%
`experience.title`	721,567	721567	23.3%
`experience.title.levels`	588,399	588399	19.0%
`experience.title.name`	721,567	721567	23.3%
`experience.title.raw`	721,567	721567	23.3%
`experience.title.class`	689,684	689684	22.3%
`experience.title.role`	689,684	689684	22.3%
`experience.title.sub_role`	643,407	643407	20.8%
`facebook_friends`	77,467	77467	2.5%
`facebook_id`	278,651	278651	9.0%
`facebook_url`	435,093	435093	14.0%
`facebook_username`	435,093	435093	14.0%
`first_name`	3,099,159	3099159	100.0%
`first_seen`	3,099,159	3099159	100.0%
`full_name`	3,099,159	3099159	100.0%
`github_url`	3,099,159	3099159	100.0%
`github_username`	3,099,159	3099159	100.0%
`headline`	338,407	338407	10.9%
`id`	3,099,159	3099159	100.0%
`industry`	677,313	677313	21.9%
`inferred_salary`	537,631	537631	17.3%
`inferred_years_experience`	669,874	669874	21.6%
`interests`	329,225	329225	10.6%
`job_company_12mo_employee_growth_rate`	538,327	538327	17.4%
`job_company_employee_count`	541,447	541447	17.5%
`job_company_facebook_url`	349,528	349528	11.3%
`job_company_founded`	476,570	476570	15.4%
`job_company_id`	541,475	541475	17.5%
`job_company_industry`	536,653	536653	17.3%
`job_company_inferred_revenue`	541,447	541447	17.5%
`job_company_linkedin_id`	541,475	541475	17.5%
`job_company_linkedin_url`	541,475	541475	17.5%
`job_company_location_address_line_2`	79,693	79693	2.6%
`job_company_location_continent`	518,445	518445	16.7%
`job_company_location_country`	520,388	520388	16.8%
`job_company_location_geo`	465,201	465201	15.0%
`job_company_location_locality`	477,399	477399	15.4%
`job_company_location_metro`	277,685	277685	9.0%
`job_company_location_name`	520,397	520397	16.8%
`job_company_location_postal_code`	372,323	372323	12.0%
`job_company_location_region`	506,888	506888	16.4%
`job_company_location_street_address`	401,903	401903	13.0%
`job_company_name`	606,033	606033	19.6%
`job_company_size`	541,475	541475	17.5%
`job_company_ticker`	118,887	118887	3.8%
`job_company_total_funding_raised`	256,307	256307	8.3%
`job_company_twitter_url`	384,099	384099	12.4%
`job_company_type`	541,475	541475	17.5%
`job_company_website`	520,892	520892	16.8%
`job_history`	954,623	954623	30.8%
`job_history.company_id`	807,511	807511	26.1%
`job_history.company_name`	950,869	950869	30.7%
`job_history.first_seen`	954,623	954623	30.8%
`job_history.last_seen`	954,623	954623	30.8%
`job_history.num_sources`	954,623	954623	30.8%
`job_history.title`	721,624	721624	23.3%
`job_last_changed`	617,909	617909	19.9%
`job_last_verified`	617,909	617909	19.9%
`job_onet_broad_occupation`	370,626	370626	12.0%
`job_onet_code`	370,626	370626	12.0%
`job_onet_major_group`	370,626	370626	12.0%
`job_onet_minor_group`	370,626	370626	12.0%
`job_onet_specific_occupation`	370,626	370626	12.0%
`job_onet_specific_occupation_detail`	244,179	244179	7.9%
`job_start_date`	598,926	598926	19.3%
`job_summary`	240,008	240008	7.7%
`job_title`	617,164	617164	19.9%
`job_title_levels`	349,694	349694	11.3%
`job_title_class`	506,191	506191	16.3%
`job_title_role`	506,191	506191	16.3%
`job_title_sub_role`	360,131	360131	11.6%
`languages`	438,249	438249	14.1%
`languages.name`	438,249	438249	14.1%
`languages.proficiency`	112,005	112005	3.6%
`last_initial`	3,099,159	3099159	100.0%
`last_name`	3,098,004	3098004	100.0%
`linkedin_connections`	675,511	675511	21.8%
`linkedin_id`	673,187	673187	21.7%
`linkedin_url`	750,312	750312	24.2%
`linkedin_username`	750,312	750312	24.2%
`location_address_line_2`	41,965	41965	1.4%
`location_continent`	1,784,816	1784816	57.6%
`location_country`	1,783,489	1783489	57.5%
`location_geo`	1,352,569	1352569	43.6%
`location_last_updated`	703,179	703179	22.7%
`location_locality`	1,374,687	1374687	44.4%
`location_metro`	576,965	576965	18.6%
`location_name`	1,783,549	1783549	57.5%
`location_names`	1,416,990	1416990	45.7%
`location_postal_code`	194,326	194326	6.3%
`location_region`	1,477,383	1477383	47.7%
`location_street_address`	194,298	194298	6.3%
`middle_initial`	425,363	425363	13.7%
`middle_name`	314,669	314669	10.2%
`mobile_phone`	297,923	297923	9.6%
`name_aliases`	195,702	195702	6.3%
`num_records`	3,099,159	3099159	100.0%
`num_sources`	3,099,159	3099159	100.0%
`personal_emails`	1,569,745	1569745	50.7%
`phone_numbers`	401,127	401127	12.9%
`phones`	401,127	401127	12.9%
`phones.first_seen`	401,127	401127	12.9%
`phones.last_seen`	401,127	401127	12.9%
`phones.num_sources`	401,127	401127	12.9%
`phones.number`	401,127	401127	12.9%
`possible_birth_dates`	82,832	82832	2.7%
`possible_emails`	488,016	488016	15.7%
`possible_emails.address`	488,016	488016	15.7%
`possible_emails.first_seen`	488,016	488016	15.7%
`possible_emails.last_seen`	488,016	488016	15.7%
`possible_emails.num_sources`	488,016	488016	15.7%
`possible_emails.type`	371,312	371312	12.0%
`possible_location_names`	689,274	689274	22.2%
`possible_phones`	126,559	126559	4.1%
`possible_phones.first_seen`	126,559	126559	4.1%
`possible_phones.last_seen`	126,559	126559	4.1%
`possible_phones.num_sources`	126,559	126559	4.1%
`possible_phones.number`	126,559	126559	4.1%
`possible_profiles`	595,288	595288	19.2%
`possible_profiles.first_seen`	595,288	595288	19.2%
`possible_profiles.id`	89,229	89229	2.9%
`possible_profiles.last_seen`	595,288	595288	19.2%
`possible_profiles.network`	595,288	595288	19.2%
`possible_profiles.num_sources`	595,288	595288	19.2%
`possible_profiles.url`	595,288	595288	19.2%
`possible_profiles.username`	585,479	585479	18.9%
`possible_street_addresses`	61,650	61650	2.0%
`possible_street_addresses.address_line_2`	16,634	16634	0.5%
`possible_street_addresses.continent`	61,650	61650	2.0%
`possible_street_addresses.country`	61,650	61650	2.0%
`possible_street_addresses.first_seen`	61,650	61650	2.0%
`possible_street_addresses.geo`	61,158	61158	2.0%
`possible_street_addresses.last_seen`	61,650	61650	2.0%
`possible_street_addresses.locality`	61,545	61545	2.0%
`possible_street_addresses.metro`	56,200	56200	1.8%
`possible_street_addresses.name`	61,650	61650	2.0%
`possible_street_addresses.num_sources`	61,650	61650	2.0%
`possible_street_addresses.postal_code`	61,344	61344	2.0%
`possible_street_addresses.region`	61,650	61650	2.0%
`possible_street_addresses.street_address`	61,650	61650	2.0%
`profiles`	3,099,159	3099159	100.0%
`profiles.first_seen`	3,099,159	3099159	100.0%
`profiles.id`	795,172	795172	25.7%
`profiles.last_seen`	3,099,159	3099159	100.0%
`profiles.network`	3,099,159	3099159	100.0%
`profiles.num_sources`	3,099,159	3099159	100.0%
`profiles.url`	3,099,159	3099159	100.0%
`profiles.username`	3,099,159	3099159	100.0%
`recommended_personal_email`	1,569,584	1569584	50.6%
`regions`	1,507,249	1507249	48.6%
`sex`	2,226,559	2226559	71.8%
`skills`	733,897	733897	23.7%
`street_addresses`	255,999	255999	8.3%
`street_addresses.address_line_2`	142,695	142695	4.6%
`street_addresses.continent`	255,999	255999	8.3%
`street_addresses.country`	255,999	255999	8.3%
`street_addresses.first_seen`	255,999	255999	8.3%
`street_addresses.geo`	248,852	248852	8.0%
`street_addresses.last_seen`	255,999	255999	8.3%
`street_addresses.locality`	250,902	250902	8.1%
`street_addresses.metro`	237,122	237122	7.7%
`street_addresses.name`	255,999	255999	8.3%
`street_addresses.num_sources`	255,999	255999	8.3%
`street_addresses.postal_code`	250,943	250943	8.1%
`street_addresses.region`	255,913	255913	8.3%
`street_addresses.street_address`	255,999	255999	8.3%
`summary`	485,268	485268	15.7%
`twitter_url`	509,420	509420	16.4%
`twitter_username`	509,420	509420	16.4%
`work_email`	299,605	299605	9.7%

Stats shown are accurate as of data version 29.2