Using Wilcoxon Rank Sum Test for Two Independent Samples

Test whether the population medians differ, using level of significance a = 0.01. The data represent two independent random samples

Sample 1 : 71 73 59 61 68 51 60 56 59 66 67 70 62

Sample 2 : 59 69 68 74 62 64 60 74 50 67 54 74 73 52

Please show a solution . Thank you very much :)