Map of countries with bans: https://upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Burka_ban_world_map.svg/1024px-Burka_ban_world_map.svg.png
Map of countries with bans: https://upload.wikimedia.org/wikipedia/commons/thumb/0/0b/Burka_ban_world_map.svg/1024px-Burka_ban_world_map.svg.png
I think these laws are the wrong way to go about addressing an important social concern.
Perhaps it would be more productive to deal with the ideological underpinnings* of the burqa rather than ham-fistedly restricting your populace.
*Meaning the cultural subjugation of women not Islam itself in case that wasn't clear.