def METHOD_NAME(i):
    if i   <= 144 : zone = 1
    elif i <= 675 : zone = 7
    elif i <= 1027: zone = 4
    elif i <= 1123: zone = 3
    elif i <= 1484: zone = 2
    elif i <= 1536: zone = 5
    elif i <= 1573: zone = 6
    elif i <= 1887: zone = 5
    else          : zone = 2
    return zone