OSM SQLite Experiment: Frequency of key restriction (elem type r)

These queries show the top frequencies of keys for key (element type )

1 no_u_turn 707,786
2 no_left_turn 461,374
3 only_straight_on 392,463
4 no_right_turn 195,829
5 only_right_turn 110,321
6 only_left_turn 36,810
7 no_straight_on 17,311
8 no_entry 1,179
9 only_u_turn 1,027
10 no_right_turn_on_red 344
11 no_exit 182
12 no_left_turn_on_red 61
13 stop 51
14 11
15 bicycle_two_stage_left_turn 7
16 give_way 7
17 maxheight 6
18 no_left_turn @ 07:00-22:00 6
19 no_u_turn @ 07:00-22:00 6
20 no_stopping 5
21 no_turn_on_red 5
22 access 4
23 ahead_only 4
24 enforcement 4
25 none 4
26 limited_radio_frequency_interference 3
27 no_left_turn @ (Mo-Fr 16:00-20:00; Sa 13:00-15:00) 3
28 school_zone 3
29 yes_u_turn 3
30 maxspeed 2
31 no_left_turn @ (Mo-Fr 07:00-09:00) 2
32 no_left_turn;no_u_turn 2
33 no_right_turn_on_red_@_07:00-18:00 2
34 no_throughfare 2
35 no_u_turn, no_left_turn 2
36 yield 2
37 Blocked 1
38 accessway 1
39 allow_right_turn 1
40 charging_only 1
41 closed_for_construction 1
42 conditional 1
43 enforcment 1
44 give_right 1
45 horn_not_allowed 1
46 loading_only 1
47 no 1
48 no_left_turn @ (Mo-Fr 07:00-09:30;16:00-18:30) 1
49 no_left_turn @ (Mo-Fr 07:00-10:00) 1
50 no_left_turn @ (Mo-Fr 07:00-9:00,16:00-18:00) 1

:-)