These statistics are only possible in a nation that has over 240,000 water mains (or do some break more than once a year?) A smaller nation can choose a soluti

These statistics are only possible in a nation that has over 240,000 water mains (or do some break more than once a year?) A smaller nation can choose a solution that works better at smaller scales, but doesn't scare well - because they don't need it to scale much. A larger empire has fewer options.