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`	3,080,079	3080079	100.0%
`birth_date`	72,936	72936	2.4%
`birth_year`	148,947	148947	4.8%
`certifications`	267,676	267676	8.7%
`certifications.end_date`	218,571	218571	7.1%
`certifications.name`	267,676	267676	8.7%
`certifications.organization`	265,266	265266	8.6%
`certifications.start_date`	241,281	241281	7.8%
`countries`	1,810,081	1810081	58.8%
`education`	651,623	651623	21.2%
`education.degrees`	498,357	498357	16.2%
`education.end_date`	602,080	602080	19.5%
`education.gpa`	41,381	41381	1.3%
`education.majors`	532,449	532449	17.3%
`education.minors`	8,435	8435	0.3%
`education.raw`	613,552	613552	19.9%
`education.school`	641,408	641408	20.8%
`education.school.domain`	606,810	606810	19.7%
`education.school.facebook_url`	531,207	531207	17.2%
`education.school.id`	612,205	612205	19.9%
`education.school.linkedin_id`	612,205	612205	19.9%
`education.school.linkedin_url`	612,205	612205	19.9%
`education.school.location`	595,156	595156	19.3%
`education.school.location.continent`	595,156	595156	19.3%
`education.school.location.country`	595,156	595156	19.3%
`education.school.location.locality`	544,264	544264	17.7%
`education.school.location.name`	595,156	595156	19.3%
`education.school.location.region`	578,008	578008	18.8%
`education.school.name`	641,367	641367	20.8%
`education.school.raw`	641,408	641408	20.8%
`education.school.twitter_url`	515,769	515769	16.7%
`education.school.type`	634,702	634702	20.6%
`education.school.website`	606,810	606810	19.7%
`education.start_date`	588,836	588836	19.1%
`education.summary`	282,551	282551	9.2%
`emails`	2,042,460	2042460	66.3%
`emails.address`	2,042,460	2042460	66.3%
`emails.first_seen`	2,042,460	2042460	66.3%
`emails.last_seen`	2,042,460	2042460	66.3%
`emails.num_sources`	2,042,460	2042460	66.3%
`emails.type`	1,696,339	1696339	55.1%
`experience`	934,095	934095	30.3%
`experience.company`	930,279	930279	30.2%
`experience.company.facebook_url`	707,727	707727	23.0%
`experience.company.founded`	757,564	757564	24.6%
`experience.company.id`	782,697	782697	25.4%
`experience.company.industry`	779,402	779402	25.3%
`experience.company.linkedin_id`	782,697	782697	25.4%
`experience.company.linkedin_url`	782,697	782697	25.4%
`experience.company.location`	776,535	776535	25.2%
`experience.company.location.address_line_2`	348,596	348596	11.3%
`experience.company.location.continent`	775,875	775875	25.2%
`experience.company.location.country`	776,534	776534	25.2%
`experience.company.location.geo`	732,143	732143	23.8%
`experience.company.location.locality`	736,959	736959	23.9%
`experience.company.location.metro`	528,588	528588	17.2%
`experience.company.location.name`	776,535	776535	25.2%
`experience.company.location.postal_code`	704,418	704418	22.9%
`experience.company.location.region`	758,418	758418	24.6%
`experience.company.location.street_address`	719,622	719622	23.4%
`experience.company.name`	930,279	930279	30.2%
`experience.company.raw`	930,277	930277	30.2%
`experience.company.size`	782,697	782697	25.4%
`experience.company.ticker`	356,120	356120	11.6%
`experience.company.twitter_url`	717,703	717703	23.3%
`experience.company.type`	782,697	782697	25.4%
`experience.company.website`	772,630	772630	25.1%
`experience.end_date`	631,129	631129	20.5%
`experience.first_seen`	934,095	934095	30.3%
`experience.is_primary`	934,095	934095	30.3%
`experience.last_seen`	934,095	934095	30.3%
`experience.location_names`	596,519	596519	19.4%
`experience.num_sources`	934,095	934095	30.3%
`experience.start_date`	658,309	658309	21.4%
`experience.summary`	605,030	605030	19.6%
`experience.title`	699,187	699187	22.7%
`experience.title.class`	672,922	672922	21.8%
`experience.title.levels`	574,832	574832	18.7%
`experience.title.name`	699,187	699187	22.7%
`experience.title.raw`	699,187	699187	22.7%
`experience.title.role`	672,922	672922	21.8%
`experience.title.sub_role`	630,485	630485	20.5%
`facebook_friends`	74,981	74981	2.4%
`facebook_id`	272,585	272585	8.8%
`facebook_url`	426,878	426878	13.9%
`facebook_username`	426,878	426878	13.9%
`first_name`	3,080,079	3080079	100.0%
`first_seen`	3,080,079	3080079	100.0%
`full_name`	3,080,079	3080079	100.0%
`github_url`	3,080,079	3080079	100.0%
`github_username`	3,080,079	3080079	100.0%
`headline`	334,476	334476	10.9%
`id`	3,080,079	3080079	100.0%
`industry`	666,385	666385	21.6%
`inferred_salary`	527,260	527260	17.1%
`inferred_years_experience`	658,882	658882	21.4%
`interests`	325,570	325570	10.6%
`job_company_12mo_employee_growth_rate`	527,953	527953	17.1%
`job_company_employee_count`	530,125	530125	17.2%
`job_company_facebook_url`	342,451	342451	11.1%
`job_company_founded`	466,352	466352	15.1%
`job_company_id`	530,153	530153	17.2%
`job_company_industry`	525,242	525242	17.1%
`job_company_inferred_revenue`	530,125	530125	17.2%
`job_company_linkedin_id`	530,153	530153	17.2%
`job_company_linkedin_url`	530,153	530153	17.2%
`job_company_location_address_line_2`	76,527	76527	2.5%
`job_company_location_continent`	507,087	507087	16.5%
`job_company_location_country`	508,975	508975	16.5%
`job_company_location_geo`	420,536	420536	13.7%
`job_company_location_locality`	430,016	430016	14.0%
`job_company_location_metro`	260,719	260719	8.5%
`job_company_location_name`	508,984	508984	16.5%
`job_company_location_postal_code`	377,976	377976	12.3%
`job_company_location_region`	480,002	480002	15.6%
`job_company_location_street_address`	378,575	378575	12.3%
`job_company_name`	594,846	594846	19.3%
`job_company_size`	530,153	530153	17.2%
`job_company_ticker`	115,751	115751	3.8%
`job_company_total_funding_raised`	251,719	251719	8.2%
`job_company_twitter_url`	374,231	374231	12.2%
`job_company_type`	530,153	530153	17.2%
`job_company_website`	508,636	508636	16.5%
`job_history`	934,130	934130	30.3%
`job_history.company_id`	786,878	786878	25.5%
`job_history.company_name`	930,646	930646	30.2%
`job_history.first_seen`	934,130	934130	30.3%
`job_history.last_seen`	934,130	934130	30.3%
`job_history.num_sources`	934,130	934130	30.3%
`job_history.title`	699,241	699241	22.7%
`job_last_changed`	606,580	606580	19.7%
`job_last_verified`	606,580	606580	19.7%
`job_onet_broad_occupation`	363,087	363087	11.8%
`job_onet_code`	363,087	363087	11.8%
`job_onet_major_group`	363,087	363087	11.8%
`job_onet_minor_group`	363,087	363087	11.8%
`job_onet_specific_occupation`	363,087	363087	11.8%
`job_onet_specific_occupation_detail`	239,360	239360	7.8%
`job_start_date`	587,713	587713	19.1%
`job_summary`	240,891	240891	7.8%
`job_title`	605,860	605860	19.7%
`job_title_class`	511,091	511091	16.6%
`job_title_levels`	342,855	342855	11.1%
`job_title_role`	511,091	511091	16.6%
`job_title_sub_role`	359,249	359249	11.7%
`languages`	436,792	436792	14.2%
`languages.name`	436,792	436792	14.2%
`languages.proficiency`	111,513	111513	3.6%
`last_initial`	3,080,079	3080079	100.0%
`last_name`	3,078,862	3078862	100.0%
`linkedin_connections`	674,317	674317	21.9%
`linkedin_id`	662,161	662161	21.5%
`linkedin_url`	736,508	736508	23.9%
`linkedin_username`	736,508	736508	23.9%
`location_address_line_2`	38,488	38488	1.2%
`location_continent`	1,810,860	1810860	58.8%
`location_country`	1,809,974	1809974	58.8%
`location_geo`	1,386,662	1386662	45.0%
`location_last_updated`	644,973	644973	20.9%
`location_locality`	1,410,068	1410068	45.8%
`location_metro`	581,525	581525	18.9%
`location_name`	1,810,860	1810860	58.8%
`location_names`	1,410,068	1410068	45.8%
`location_postal_code`	184,657	184657	6.0%
`location_region`	1,542,193	1542193	50.1%
`location_street_address`	182,895	182895	5.9%
`middle_initial`	421,056	421056	13.7%
`middle_name`	312,754	312754	10.2%
`mobile_phone`	288,511	288511	9.4%
`name_aliases`	193,811	193811	6.3%
`num_records`	3,080,079	3080079	100.0%
`num_sources`	3,080,079	3080079	100.0%
`personal_emails`	1,555,483	1555483	50.5%
`phone_numbers`	389,497	389497	12.6%
`phones`	389,497	389497	12.6%
`phones.first_seen`	389,497	389497	12.6%
`phones.last_seen`	389,497	389497	12.6%
`phones.num_sources`	389,497	389497	12.6%
`phones.number`	389,497	389497	12.6%
`possible_birth_dates`	82,017	82017	2.7%
`possible_emails`	481,032	481032	15.6%
`possible_emails.address`	481,032	481032	15.6%
`possible_emails.first_seen`	481,032	481032	15.6%
`possible_emails.last_seen`	481,032	481032	15.6%
`possible_emails.num_sources`	481,032	481032	15.6%
`possible_emails.type`	364,905	364905	11.8%
`possible_location_names`	680,065	680065	22.1%
`possible_phones`	122,147	122147	4.0%
`possible_phones.first_seen`	122,147	122147	4.0%
`possible_phones.last_seen`	122,147	122147	4.0%
`possible_phones.num_sources`	122,147	122147	4.0%
`possible_phones.number`	122,147	122147	4.0%
`possible_profiles`	586,638	586638	19.0%
`possible_profiles.first_seen`	586,638	586638	19.0%
`possible_profiles.id`	87,603	87603	2.8%
`possible_profiles.last_seen`	586,638	586638	19.0%
`possible_profiles.network`	586,638	586638	19.0%
`possible_profiles.num_sources`	586,638	586638	19.0%
`possible_profiles.url`	586,638	586638	19.0%
`possible_profiles.username`	576,978	576978	18.7%
`possible_street_addresses`	59,360	59360	1.9%
`possible_street_addresses.address_line_2`	15,934	15934	0.5%
`possible_street_addresses.continent`	59,360	59360	1.9%
`possible_street_addresses.country`	59,360	59360	1.9%
`possible_street_addresses.first_seen`	59,360	59360	1.9%
`possible_street_addresses.geo`	58,811	58811	1.9%
`possible_street_addresses.last_seen`	59,360	59360	1.9%
`possible_street_addresses.locality`	59,183	59183	1.9%
`possible_street_addresses.metro`	54,006	54006	1.8%
`possible_street_addresses.name`	59,360	59360	1.9%
`possible_street_addresses.num_sources`	59,360	59360	1.9%
`possible_street_addresses.postal_code`	58,990	58990	1.9%
`possible_street_addresses.region`	59,359	59359	1.9%
`possible_street_addresses.street_address`	59,360	59360	1.9%
`profiles`	3,080,079	3080079	100.0%
`profiles.first_seen`	3,080,079	3080079	100.0%
`profiles.id`	783,238	783238	25.4%
`profiles.last_seen`	3,080,079	3080079	100.0%
`profiles.network`	3,080,079	3080079	100.0%
`profiles.num_sources`	3,080,079	3080079	100.0%
`profiles.url`	3,080,079	3080079	100.0%
`profiles.username`	3,080,079	3080079	100.0%
`recommended_personal_email`	1,555,327	1555327	50.5%
`regions`	1,550,269	1550269	50.3%
`sex`	2,208,770	2208770	71.7%
`skills`	628,311	628311	20.4%
`street_addresses`	256,200	256200	8.3%
`street_addresses.address_line_2`	141,199	141199	4.6%
`street_addresses.continent`	256,200	256200	8.3%
`street_addresses.country`	256,200	256200	8.3%
`street_addresses.first_seen`	256,200	256200	8.3%
`street_addresses.geo`	245,237	245237	8.0%
`street_addresses.last_seen`	256,200	256200	8.3%
`street_addresses.locality`	247,326	247326	8.0%
`street_addresses.metro`	230,281	230281	7.5%
`street_addresses.name`	256,200	256200	8.3%
`street_addresses.num_sources`	256,200	256200	8.3%
`street_addresses.postal_code`	245,988	245988	8.0%
`street_addresses.region`	255,686	255686	8.3%
`street_addresses.street_address`	256,200	256200	8.3%
`summary`	491,706	491706	16.0%
`twitter_url`	501,242	501242	16.3%
`twitter_username`	501,242	501242	16.3%
`work_email`	289,709	289709	9.4%

Stats shown are accurate as of data version 30.2