The graph below shows the annual spending of visitors to New Zealand from 5 countries from the years 1996 to 2014.

The given line graph illustrates the changes that happened between 1996 and 2014 in relation to the yearly expenditure of tourists from five different nations to New Zealand. Overall, the budget of visits from all countries saw some upward fluctuations over the surveyed period. It is striking that Australians spent most money on traveling to New Zealand at the outset (over 1, 000 NZ$). By 2014, their spending had climbed sharply, with a doubling to 2, 000 NZ$. Regarding United State, less money was paid by people from this country compared to Australia in 1996. After hitting a peak of 1, 700 NZ$ in 2010, their expense on tourism experienced a remarkable drop to 1, 100 NZ$ in the last year given. Also noteworthy is that the figures for Japan and China saw the same trend over the span of 18 years, rising by around 100 NZ$ and 350 NZ$ in 2014 respectively. Besides, the annual expenditure of visitors from United Kingdom on trips to New Zealand overtook that from Japan in 2006 and reached 900 NZ$ in 2014.