the Primetime Emmy Awards. File Photo by Christine Chew/UPI | License Photo

RuPaul, winner of the award for Outstanding Reality-Competition Program for "RuPaul's Drag Race," appears in Calvin Klein 205W39NYC backstage during the Primetime Emmy Awards. "RuPaul's Drag Race" was the first reality show to win Outstanding Host and Outstanding Reality-Competition Series in the same year. File Photo by Christine Chew/UPI | License Photo

Chrissy Teigen (L) in Yanina Couture and John Legend in Burberry arrive on the red carpet for the 60th Annual Grammy Awards ceremony in New York City on January 28. Legend achieved EGOT status in September. File Photo by Dennis Van Tine/UPI | License Photo

Model Hailey Baldwin arrives in a Zuhair Murad jumpsuit for the iHeartRadio Music Awards at The Forum in Inglewood, Calif., on Marchbread today is more than 10 times the price it was in 1975, while a litre of milk today is 3 times the cost it was 4 decades ago.

Four decades ago Sydney had the highest house cost, averaging $28,000 while today it exceeds $850,000. So while earnings have gone up, by almost tenfold, house prices have gone up by more than thirtyfold in that same period of time.

The year of the Dismissal and an end to the Vietnam War

1975 was a year of massive political change as well. The year began with Gough Whitlam as Australia’s Prime Minister, but it was the year of the Dismissal and so it ended with Malcom Fraser as Prime Minister.

Gerald Ford was the president of the United States and it was the