OSM SQLite Experiment: Frequency of key public_transport (elem type k)

1	platform	3310309	385778	7543
2	stop_position	1417485	436	356
3	stop_area	1121	235	481270
4	station	145044	40015	1135
5	stop_area_group			6100
6	pole	3505	4
7	entrance_pass		2730
8	no	1131	716	11
9	entrance	1557	60
10	halt	1371	2
11	destination_display	616
12	platform_section_sign	558
13	info_board	522		1
14	stop	508	2
15	departures_board	407	54
16	yes	185	151	29
17	service_center	123	110	2
18	waiting_room	18	207	1
19	platform_edge		199	2
20	platform_access		179	4
21	bus_stop	181
22	train_station	1	161	3
23	bus	12	4	145
24	2		4	152
25	proposed	88	19
26	platform_section	94	1
27	pay_scale_area		84	4
28	route		20	63
29	construction	44	29	4
30	network		1	69
31	dispatcher	31	24	5
32	pylon	52
33	railway_station			46
34	area			46
35	railway_halt	2		43
36	emergency_exit	42	2
37	bus_station	4	29	8
38	abandoned	39	1
39	transitional_area			36
40	stop_position;platform	34
41	platform;stop_position	34
42	service_point	4	29
43	bus_park	2	31
44	fare_zone		5	27
45	disused	5	24
46	waiting_area		29
47	validator	25
48	information	22
49	platform_area	7	15
50	information_display	19