Mon Mar  2 09:21:10 2020 

bulgaria_plot
  R version 3.4.4 (2018-03-15) 
  Make a line plot from Bulgarian population data.     V1      V2
1  2018 7036848
2  2017 7084571
3  2016 7131494
4  2015 7177396
5  2011 7364570
6  2010 7404590
7  2005 7683763
8  2001 7932984
9  2000 7997787
10 1995 8379180
11 1992 8487317
12 1990 8841371
13 1985 8975291
14 1980 8878775
15 1975 8738361
16 1970 8507476
17 1965 8222470
18 1960 7885525
19 1956 7613709
20 1955 7561405
21 1946 7029349
22 1934 6077939
23 1926 5528741
24 1920 4846971
25 1910 4337513
26 1905 4035575
27 1900 3744283
28 1892 3310713
29 1887 3154375
  Graphics saved as " bulgaria_plot.png "