ica_expToLevel = {
    private "_n";
    _n = _this select 0;

    switch (true) do {
        case ((_n >= 0) AND (_n < 5)): {_n = 0; };            // 5
        case ((_n >= 5) AND (_n < 15)): {_n = 1; };             // 10
        case ((_n >= 15) AND (_n < 40)): {_n = 2; };         // 25
        case ((_n >= 40) AND (_n < 85)): {_n = 3; };         // 45
        case ((_n >= 85) AND (_n < 155)): {_n = 4; };            // 70
        case ((_n >= 155) AND (_n < 255)): {_n = 5; };            // 100
        case ((_n >= 255) AND (_n < 390)): {_n = 6; };            // 135
        case ((_n >= 390) AND (_n < 560)): {_n = 7; };            // 170
        case ((_n >= 560) AND (_n < 760)): {_n = 8; };            // 200
        case ((_n >= 760) AND (_n < 1000)): {_n = 9; };            // 240
        case ((_n >= 1000) AND (_n <= 1100)): {_n = 10; };
    };
    _n
};