Table 1. The number and distribution of sentiment annotated posts, and the time period of the posts.
The top part of the table refers to the 13 language datasets, and the bottom to the four application datasets.
| Dataset | Negative | Neutral | Positive | Total | Time period |
|---|---|---|---|---|---|
| Albanian | 8,106 | 18,768 | 26,131 | 53,005 | June—Sep. 2013 |
| Bulgarian | 15,140 | 31,214 | 20,815 | 67,169 | Apr. 2013—Oct. 2014 |
| English | 26,674 | 46,972 | 29,388 | 103,034 | Sep. 2014 |
| German | 20,617 | 60,061 | 28,452 | 109,130 | Feb.—June 2014 |
| Hungarian | 10,770 | 22,359 | 35,376 | 68,505 | June—Aug. 2014 |
| Polish | 67,083 | 60,486 | 96,005 | 223,574 | July—Sep. 2014 |
| Portuguese | 58,592 | 53,820 | 44,981 | 157,393 | Oct.—Dec. 2013 |
| Russian | 34,252 | 44,044 | 29,477 | 107,773 | Sep.—Dec. 2013 |
| Ser/Cro/Bos | 64,235 | 68,631 | 82,791 | 215,657 | Oct. 2013—Aug. 2014 |
| Slovak | 18,716 | 14,917 | 36,792 | 70,425 | Sep.—Nov. 2014 |
| Slovenian | 38,975 | 60,679 | 34,281 | 133,935 | Jan. 2014—Feb. 2015 |
| Spanish | 33,978 | 107,467 | 134,143 | 275,588 | May 2013—Dec. 2014 |
| Swedish | 25,319 | 17,857 | 15,371 | 58,547 | Sep.—Oct. 2014 |
| Facebook(it) | 8,750 | 7,898 | 2,994 | 19,642 | Apr. 2011—Apr. 2014 |
| DJIA30 | 12,325 | 70,460 | 20,477 | 103,262 | June 2013—Sep. 2014 |
| Environment | 6,246 | 14,217 | 3,145 | 23,608 | Jan. 2014—Dec. 2014 |
| Emojis | 12,156 | 19,938 | 37,579 | 69,673 | Apr. 2013—Feb. 2015 |