The water union event has ended. Here's some data:
highscore expert 1, rank 1597
highscore ultimate 1, rank 1047
highscore pp 17, rank 8651
highscore pp 2049, rank 8111
highscore pp 3264, rank 7762
highscore pp 3643, rank 7586
highscore pp 2302087, rank 1103
highscore pp 11478596, rank 328