Here is the full list of all 100 Data mining 2 achievements.
Level 1
Level 2
Level 3
Level 4
Level 5
Level 6
Level 7
Level 8
Level 9
Level 10
Level 11
Level 12
Level 13
Level 14
Level 15
Level 16
Level 17
Level 18
Level 19
Level 20
Level 21
Level 22
Level 23
Level 24
Level 25
Level 26
Level 27
Level 28
Level 29
Level 30
Level 31
Level 32
Level 33
Level 34
Level 35
Level 36
Level 37
Level 38
Level 39
Level 40
Level 41
Level 42
Level 43
Level 44
Level 45
Level 46
Level 47
Level 48
Level 49
Level 50
Symbol 1
Symbol 2
Symbol 3
Symbol 4
Symbol 5
Symbol 6
Symbol 7
Symbol 8
Symbol 9
Symbol 10
Symbol 11
Symbol 12
Symbol 13
Symbol 14
Symbol 15
Symbol 16
Symbol 17
Symbol 18
Symbol 19
Symbol 20
Symbol 21
Symbol 22
Symbol 23
Symbol 24
Symbol 25
Symbol 26
Symbol 27
Symbol 28
Symbol 29
Symbol 30
Symbol 31
Symbol 32
Symbol 33
Symbol 34
Symbol 35
Symbol 36
Symbol 37
Symbol 38
Symbol 39
Symbol 40
Symbol 41
Symbol 42
Symbol 43
Symbol 44
Symbol 45
Symbol 46
Symbol 47
Symbol 48
Symbol 49
Symbol 50