File:Iranian University Entrance Exam - Applicants and Admissions - 1379 1392 SH.svg

#!/usr/bin/env python
# -*- coding: UTF-8 -*-

import os

import numpy as np
import matplotlib.pyplot as plt

# from http://www.farsnews.com/newstext.php?nn=13930201000641
rawdata = """
1379		1186649		151943		80/12	
1380		1253529		170702		62/13	
1381		1291471		195281		12/15	
1382		1399943		230339		72/17	
1383		1283737		248646		37/19	
1384		1229301		295866		87/23	
1385		1189787		418855		30/35	
1386		1140648		507194		47/44	
1387		1197771		437069		49/36	
1388		1099145		526803		93/47	
1389		1109190		517068		62/46	
1390		994181		608732		23/61	
1391		929801		588610		30/63	
1392		921386		533115		67/56
"""

splitted_data = rawdata.split()
years = np.array([int(y) for y in splitted_data[::4]])
applicants = [int(a) for a in splitted_data[1::4]]
admissions = [int(a) for a in splitted_data[2::4]]

fig = plt.figure()
ax = fig.add_subplot(111)

plt.style.use('ggplot')

axistexts = ax.set_xticklabels([str(y) for y in years])

plt.setp(axistexts, rotation=-45, fontsize=10, clip_on=False)
plt.tick_params(
    axis='x',          # changes apply to the x-axis
    which='both',      # both major and minor ticks are affected
    bottom='off',      # ticks along the bottom edge are off
    top='off',         # ticks along the top edge are off
    labelbottom='on',  # labels along the bottom edge are off
)

plt.xlim(years[0] - .5, years[-1] + 1.2)
plt.xticks(years + .5, years)
max_applicants = max(applicants)
plt.ylim(0, max_applicants + 50000)
plt.yticks(
    range(0, max_applicants + 100000, 100000),
    list(format(i, ',') for i in range(0, max_applicants + 100000, 100000)),
)
plt.ylabel('Applicants / Admissions')

plt.bar(years, applicants, facecolor='#99CCFF')
plt.bar(years, admissions, facecolor='#83FF83')

ax.legend(['Applicants', 'Admissions'])
for y, ap, ad in zip(years ,applicants, admissions):
    plt.text(
        y + .5,
        ad/2,
        format(ad/ap, '.1%'),
        ha='center',
        va= 'center',
        rotation='-45',
    )

plt.savefig(
    os.path.basename(__file__).replace('.py', '.svg')
)
plt.show()