2. The drug testing trial appeared a number of times in the top 20, as did stories about Greens senator Larissa Waters becoming the first woman to breastfeed in federal parliament.

1. "Federal budget 2017: Lambie welcomes welfare drug tests, calls for same regime for politicians", ABC News, 10/5/17... Shares: 33,800.

2. "How Australia Bungled Its $36 Billion High-Speed Internet Rollout", NY Times, 11/15/17... Shares: 21,500.

3. "Senator Larissa Waters soothes adorable newborn girl", The Daily Mail, 9/5/17... Shares: 21,100.

4. "History made as Larissa Waters breastfeeds baby daughter in Senate", Fairfax, 9/5/17... Shares: 20,700.

5. "Federal Budget 2017: Government clamps down on welfare cheats with drug-testing program", Nine News, 9/5/17... Shares: 15,600.

6. "Senator Larissa Waters' baby first to be breastfed in Federal Parliament", ABC News, 9/5/17... Shares: 15,400.

7. "Budget 2017: Winners and losers", ABC News, 9/5/17... Shares: 14,700.

8. "AMA throws its weight behind same-sex marriage, declares it a health issue", Fairfax, 19/5/17... Shares: 12,800.

9. "Federal Labor backtracking on support of Adani's planned Carmichael coal mine", ABC News, 30/4/17... Shares: 12,600.

10. "Budget 2017: Universities to be hit with funding cuts, student fees to rise", Fairfax, 1/5/17... Shares: 11,900.

11. "Welfare crackdown on not-so-single parents", Sunrise, 15/5/17... Shares: 11,800.

12. "Budget 2017: Welfare recipients to be drug tested", SBS News, 10/5/17... Shares: 11,300.

13. "Politicians, why don't you submit to drug testing?", Fairfax, 10/5/17... Shares: 11,200

14. "Scott Morrison says sewage will be tested to find areas of high drug use for welfare trial", Guardian, 11/5/17... Shares: 11,100.

15. "New government child vaccination measure will cut families tax benefits if they refuse to vaccinate", Yahoo7, 30/4/17... Shares: 11,000.

16. "'Keep at it, it’s great': Turnbull praises Trump for major step in dismantling Obamacare", Nine News, 5/5/17... Shares: 10,900.

17. "History as Larissa Waters breastfeeds baby in Senate", SBS News, 9/5/17... Shares: 10,800.

18. "Penny Wong takes aim at religious 'fundamentalism' blocking same-sex marriage", Fairfax, 17/5/17... Shares: 10,700.

19. "When I heard about welfare drug testing, I thought of a young mother I once treated | Richard Di Natale", Guardian, 11/5/17... Shares: 10,400.

20. "Politicians' children downgraded from business class to economy", ABC News, 8/5/17... Shares: 10,200.