Here's a look back – by the numbers – at 2013’s most interesting arthritis-related news.

460 The Congressional House Bill (the Patients’ Access to Treatments Act) that calls for capping the cost of such expensive drugs as biologics. It has not yet passed.

SOURCE: The Arthritis Foundation

11 The number of states in 2013 that have no pediatric rheumatologists.

SOURCE: The Arthritis Foundation

66% The percentage of people with arthritis who walk fewer than 90 minutes per week, according to a 2013 report. A minimum of 150 minutes of exercise is recommended.

SOURCE: CDC

41% The percentage of psoriasis patients in a recent study who also had psoriatic arthritis – and didn’t know about it.

SOURCE: Journal of the American Academy of Dermatology online, Aug. 2013

33% The percentage of seafood found to be mislabeled in stores and restaurants, according to a report released this year. Get your omega-3-rich fish from a retailer you trust, make sure the price seems appropriate, buy whole fish so you can see what you’re getting, or get canned salmon or sardines.

SOURCE: Oceana.org

June 16 The date that Sam Farber, creator of arthritis-friendly Oxo utensils, died at age 88.

SOURCE: nytimes.com

83% The percentage of retired NFL players who have had at least one orthopaedic surgery.

29% The percentage of those who have had five or more orthopaedic surgeries

SOURCE: Washington Post survey

14,800 The number of deaths from prescription opioids in 2008 – more than heroine and cocaine combined. The spike in use and overdose deaths led the FDA this year to strengthen the labeling for extended-release and long-acting forms of opioids, advising prescription only for severe pain or cases that don’t respond to other measures.

SOURCE: CDC

20 The number of states (plus the District of Columbia) where medical marijuana is legal. New Hampshire and Illinois became the 19th and 20th states this summer.

SOURCES: Reuters, nh.gov

$4,000 How much Allison Wanicheck, a 12-year-old Walla Walla, Wash., girl with juvenile arthritis, raised for the Arthritis Foundation this year from her lemonade stand – now in its third year.

SOURCE: Staci Wanicheck

50 Years since the 1963 death of iconic French songstress Edith Piaf, whose life and career were marked by her struggles with rheumatoid arthritis as well as car-wreck injuries and addiction to pain medications.

SOURCE: imdb.com, La Vie en Rose

1993 The year a key discovery was made that led to the development of tofacitinib (Xeljanz), which hit the market this year. It is the first oral disease-modifying antirheumatic drug approved for rheumatoid arthritis in more than 10 years.

1/2 The number of torn ACLs that develop knee osteoarthritis (OA) 10 to 20 years later. A new study is looking at ACL tears to help understand OA.

SOURCE: Arthritis Foundation