fitness experiment

public class fitnessExperiment {

    public static void main(String[] args) {
        // TODO Auto-generated method stub

        //inputs
        double distance[] = {30.6, 56.8, 29.0, 105.1, 78.5, 201.1, 88.9, 99.6, 75.4, 219.2, 61.0, 59.8, 99.9, 160.0, 39.8};
        String day[] = {"1st May", "2nd May", "3rd May", "4th May", "5th May", "6th May", "7th May", "8th May", "9th May", "10th May", "11th May", "12th May", "13th May", "14th May", "15th May"};
        double temp1;
        String temp2;

        System.out.println("My longest rate, what is? And I'll classify the distances in a descending order");
        //the highest rate
        for(int i=0; i<distance.length; i++)
        {
            for(int j=1; j<(distance.length-i); j++)
            {
                if(distance[j-1]<distance[j])
                {
                    temp1 = distance[j-1];
                    distance[j-1] = distance[j];
                    distance[j] = temp1;

                    temp2 = day[j-1];
                    day[j-1] = day[j];
                    day[j] = temp2;
                }
            }
        }
        for(int i=0; i<distance.length; i++)
            System.out.println("My longest distance was " + distance[i] + " m, " + day[i]);

        //the average rate
        double total = 0;
        double average = 0;

        System.out.println("What was my average distance ran?");

        for(int i=0; i<distance.length; i++)
        {
        total = total + distance[i];
        average = total/15;
        }

        System.out.println("My average distance was " + average + " m");

    } //class ends

} //program ends