In this task, you're given passages that contain mentions of a time duration related quesry and we are supposed to write answer to a question that involves event “frequency", which refers to how often an event is likely to be repeated. For example, "taking showers" typically occurs ~5 times a week, "going to saturday market" usually happens every few weeks/months, etc. 
 Note that a lot of the questions could have more than one correct answers. We only need a single most-likely answer. Please try to keep your "answer" as simple as possible. Concise and simple "answer" is preferred over those complex and verbose ones.  
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Question: Sentence: As of 2013, West has won a total of 21 Grammy Awards, making him one of the most awarded artists of all-time. About.com ranked Kanye West No. 8 on their "Top 50 Hip-Hop Producers" list. On May 16, 2008, Kanye West was crowned by MTV as the year's No. 1 "Hottest MC in the Game." On December 17, 2010, Kanye West was voted as the MTV Man of the Year by MTV. Billboard ranked Kanye West No. 3 on their list of Top 10 Producers of the Decade. West ties with Bob Dylan for having topped the annual Pazz & Jop critic poll the most number of times ever, with four number-one albums each. West has also been included twice in the Time 100 annual lists of the most influential people in the world as well as being listed in a number of Forbes annual lists. 
Question: How many times has Kanye placed in the annual Time Magazine people list?

Answer: twice


Question: Sentence: Seattle annually sends a team of spoken word slammers to the National Poetry Slam and considers itself home to such performance poets as Buddy Wakefield, two-time Individual World Poetry Slam Champ; Anis Mojgani, two-time National Poetry Slam Champ; and Danny Sherrard, 2007 National Poetry Slam Champ and 2008 Individual World Poetry Slam Champ. Seattle also hosted the 2001 national Poetry Slam Tournament. The Seattle Poetry Festival is a biennial poetry festival that (launched first as the Poetry Circus in 1997) has featured local, regional, national, and international names in poetry. 
Question: How often is the Seattle Poetry festival held?

Answer: biennial


Question: Sentence: The Melbourne rail network has its origins in privately built lines from the 1850s gold rush era, and today the suburban network consists of 209 suburban stations on 16 lines which radiate from the City Loop, a partially underground metro section of the network beneath the Central Business District (Hoddle Grid). Flinders Street Station is Melbourne's busiest railway station, and was the world's busiest passenger station in 1926. It remains a prominent Melbourne landmark and meeting place. The city has rail connections with regional Victorian cities, as well as direct interstate rail services to Sydney and Adelaide and beyond which depart from Melbourne's other major rail terminus, Southern Cross Station in Spencer Street. In the 2013–2014 financial year, the Melbourne rail network recorded 232.0 million passenger trips, the highest in its history. Many rail lines, along with dedicated lines and rail yards are also used for freight. The Overland to Adelaide departs Southern Cross twice a week, while the XPT to Sydney departs twice a day. 
Question: How often does the XPT to Sydney depart?

Answer:
twice a day