SELECT Country ,  COUNT(*) FROM climber GROUP BY Country
How many climbers are from each country?
PRAGMA foreign_keys = ON;

CREATE TABLE "mountain" (
"Mountain_ID" int,
"Name" text,
"Height" real,
"Prominence" real,
"Range" text,
"Country" text,
PRIMARY KEY ("Mountain_ID")
);

CREATE TABLE "climber" (
"Climber_ID" int,
"Name" text,
"Country" text,
"Time" text,
"Points" real,
"Mountain_ID" int,
PRIMARY KEY ("Climber_ID"),
FOREIGN KEY ("Mountain_ID") REFERENCES "mountain"("Mountain_ID")
);

INSERT INTO  "mountain" VALUES (1,"Kibo (Uhuru Pk)","5895","5885","Kilimanjaro","Tanzania");
INSERT INTO  "mountain" VALUES (2,"Mount Kenya (Batian)","5199","3825","Mount Kenya","Kenya");
INSERT INTO  "mountain" VALUES (3,"Mawenzi (Hans Meyer Pk)","5148","850","Kilimanjaro","Tanzania");
INSERT INTO  "mountain" VALUES (4,"Ngaliema / Mt Stanley (Margherita Pk)","5109","3951","Rwenzori","DR Congo Uganda");
INSERT INTO  "mountain" VALUES (5,"Mount Kenya (Lenana)","4985","130","Mount Kenya","Kenya");
INSERT INTO  "mountain" VALUES (6,"Ngaliema / Mt Stanley (Savoia Pk)","4977","110","Rwenzori","Uganda");
INSERT INTO  "mountain" VALUES (7,"Duwoni / Mt Speke (Vittorio Emanuele Pk)","4890","720","Rwenzori","Uganda");


INSERT INTO  "climber" VALUES ("1","Klaus Enders","West Germany","1:13.05.6","15",1);
INSERT INTO  "climber" VALUES ("2","Siegfried Schauzu","West Germany","1:14.56.4","12",1);
INSERT INTO  "climber" VALUES ("3","Hans Luthringhauser","West Germany","1:16.58.0","10",2);
INSERT INTO  "climber" VALUES ("4","Jean Claude Castella","Switzerland","1:17.16.0","8",2);
INSERT INTO  "climber" VALUES ("5","Horst Owesle","West Germany","1:17.22.0","6",2);
INSERT INTO  "climber" VALUES ("6","Georg Auerbacher","West Germany","1:18.14.6","5",3);
INSERT INTO  "climber" VALUES ("7","Arseneus Butscher","West Germany","1:21.35.6","4",5);
INSERT INTO  "climber" VALUES ("8","Charlie Freedman","United Kingdom","1:25.02.8","3",5);
INSERT INTO  "climber" VALUES ("9","L Currie","United Kingdom","1:25.40.6","2",7);
INSERT INTO  "climber" VALUES ("10","Mick Horsepole","United Kingdom","1:27.28.8","1",7);


('Switzerland', 1)
('United Kingdom', 3)
('West Germany', 6)
