the graph below illustrates of visits to two new music sites on the web

The given line graph shows popularity of two musical websites among the internet users during 15-day period. Overall, it can be clearly seen that both the amount of Pop Parade and Music Choice oscillated continuously throughout the period. At the same time, the former was more popular, while the latter was popular between 12 and 13 day. Now, turning to the details, number of visits to Pop Parade decreased moderately from 120 000 to a little more than 30 000 thousands within seven days. During these days, amount of Music choice users experienced moderate oscillation and dropped from 40 000 to 20, 000 at the beginning. Both indicators maintained the same level under three days. In the following months, this index experienced sharp rocket to almost 150 000 and declined to just above 80 000, while the latter visitors rose to 120 000 on 12th day. By contrast, the number of users in music choice fell to approximately 75 000 and for Pop parade it nearly hit the highest point.