SELECT T3.Name ,  COUNT(*) FROM employment AS T1 JOIN people AS T2 ON T1.People_ID  =  T2.People_ID JOIN company AS T3 ON T1.Company_ID  =  T3.Company_ID GROUP BY T3.Name
Show the names of companies and the number of employees they have
CREATE TABLE "people" (
    "People_ID" int,
    "Age" int,
    "Name" text,
    "Nationality" text,
    "Graduation_College" text,
    PRIMARY KEY ("People_ID")
);
CREATE TABLE "company" (
    "Company_ID" real,
    "Name" text,
    "Headquarters" text,
    "Industry" text,
    "Sales_in_Billion" real,
    "Profits_in_Billion" real,
    "Assets_in_Billion" real,
    "Market_Value_in_Billion" real,
    PRIMARY KEY ("Company_ID")
);
CREATE TABLE "employment" (
    "Company_ID" int,
    "People_ID" int,
    "Year_working" int,
    PRIMARY KEY ("Company_ID","People_ID"),
    FOREIGN KEY ("Company_ID") REFERENCES `company`("Company_ID"),
    FOREIGN KEY ("People_ID") REFERENCES `people`("People_ID")
);
INSERT INTO  "people" VALUES ("1","27","Reggie Lewis","United States","Northeastern");
INSERT INTO  "company" VALUES ("1","ExxonMobil","USA","Oil and gas","433.5","41.1","331.1","407.4");
INSERT INTO  "employment" VALUES (11,3,2);