var time = 2000,
            counterStart = true;
    $(window).scroll(function () {

        if (($(window).scrollTop() > 3760) && counterStart) {
            $('.anim-count').each(function(){
                var i = 1,
                    istep = 1,
                    num = $(this).data('num'),
                    step = time / num,
                    that = $(this),
                    int;
                    if (num.toString().length > 3)istep = 8;
                    int = setInterval(function(){
                      if (i <= num) {
                        that.html(i);
                      }
                      else {
                        clearInterval(int);
                        that.html(num);
                      }
                    i+=istep;
                },step*istep);
          });
            counterStart = false;
        }

    });